Latest / Made of Stars / Secretive Spaceplane Launch Delayed
Transcript
- 0:00Warning. The following podcast contains an entertaining look at astronomy, physics, and
- 0:04space news throughout the known universe. Listeners have been known to learn about astronomical
- 0:08phenomenon, the scientific method, and expanded vocabulary to include terms like quasar,
- 0:12asterism and uranus. Listen, that's your own risk. Go ahead. When
- 0:22made of stars, made them stars, made sizes? When made us stars,
- 0:33you could be from high they would new Mexicomas. Where a stars?
- 0:43When we are made of stars? John moa good friend, Doctor Sean cruising
- 0:58from Columbus State University, these Coca Cola Space Science Center. I'm Wes Carol
- 1:02more than Shawn. Good morning West, it's going to be here with you
- 1:04today. We have our first story today is about a Falcon heavy launch that
- 1:11was gonna happen. It was supposed to be taking a secret, super secret
- 1:18military spy plane up. It's been put on hold. How secretive can this
- 1:23military spy plane be our space plane? I guess is what it is.
- 1:26I said spy, but I don't know what else it would be used for.
- 1:27If it's secret and it's a plane, you know it's not a spy
- 1:34I guess. We can't say spy, can we I don't know what was
- 1:36the hot air balloon? Anyway, it's a space plane and it was secretive
- 1:41and it's not going up yet. It's on hold. You and I know
- 1:45about it. So how secretive can it be? That's what I'm trying to
- 1:47say. I mean, and I guess it was a Freudian thing. I
- 1:49guess to say spy, but it's probably officially nothing to do with spying on
- 1:53anyone at all. There's no spying involved. I don't Yeah, I wouldn't
- 1:57bet on that, but okay, sure, I'm trying. We don't know.
- 2:04I'm trying not to go I'm trying not to get audited as far as
- 2:12you and I know everything going on whatsoever. I'm playing a little cya.
- 2:19So this is a space plane. It was supposed to go out secretive,
- 2:22the X thirty seven B. Yeah, so if you were just to see
- 2:24this thing sitting out on the runway, it looks like what you and I
- 2:29have phrased in the past as a little mini Shuttle, right. It looks
- 2:32like the Space Shuttle had had a mini me, you know, a little
- 2:38small version. Sounds cute, and it is kind of cute. I mean,
- 2:42it's you know, it's like a little buddy that looks just like your
- 2:45power around anyway. So you and I have been talking about this particular vehicle
- 2:47since our radio days. This thing it made its debut back in about twenty
- 2:53ten, and it's never been really discussed what it was, other than in
- 3:00a test article by the United States what was then the Air Force now it's
- 3:05the Space Force, right, So this is, you know, one of
- 3:08those divisions within the Air Force that split off to become the Space Force.
- 3:13Anyway, So it's a space plane and it's secretive, and they have launched
- 3:17it on a variety of other vehicles, but this time they were going to
- 3:21ride SpaceX. You know, ride SpaceX, and you should do that,
- 3:24right because they're the they're the current space line that's getting a lot of attention
- 3:29and carrying out more missions than anybody else there. Launching it every like what
- 3:34thirty hours or something. They're going up very frequently. Well, and by
- 3:38the way, there's another story we didn't talk about, but they just had
- 3:40to delay a launch of their Starlink system because of bad weather. But that
- 3:45was going to happen almost at the same time as this vehicle was going to
- 3:47go up. This vehicle is not on one of the Falcon Nines. It
- 3:53was slated to fly on the Falcon Heavy. And since I'm using words in
- 3:58past tense like was, you might have figured out already that they didn't fly.
- 4:01They've been supposed to fly for a couple of days. Actually, the
- 4:04original flight was going to be on Monday, and then it was delayed a
- 4:09couple of times. My very space aware friend Scott and Norman down here at
- 4:14the Space Science Center, our our space historian and educator, he's been telling
- 4:17me like, keep me updated. Hey, they're gonna delay. Hey,
- 4:19it looks like they're gonna go. Oh no, they're not. I've been
- 4:23hearing this from Scott all week. So so here on Thursday, we're finding
- 4:26out that they actually scrubbed the thing for a bit. They rolled it back
- 4:30to the hangar last night, which would have been Wednesday. Or did they
- 4:34or did they? I mean, I feel like that's a fair question to
- 4:39ask when we're talking about super secret space planes. I mean, it's not
- 4:43a bad question, so we can at least ask the question they rolled something
- 4:48back to way they have appeared to roll back, at least unless there was
- 4:51some David Copperfield magic going on. They've at least appeared to roll back the
- 4:57Falcon heavy rocket itself, right, I guess the exact location of the space
- 5:01plane does remain unknown to those of us in the you know, second generation
- 5:05space media. I would say, there's the first generation space media that's actually
- 5:09down there covering it, and then there's you and me who are reading their
- 5:12coverage and you know, kind of talking about it here on air. But
- 5:15so so Spaceflight Now is actually the source of this article, and they just
- 5:20updated their coverage last night with a pointer that said, yeah, they're rolling
- 5:25this thing back to the hangar. So it doesn't look like it's going to
- 5:28launch soon. It looks like whatever problem was preventing them from launching is still
- 5:33in place now. The tricky thing is when you have a super secretive Space
- 5:40Force mission by the way, dubbed US Space Force fifty two. So it's
- 5:46the ussf fifty two mission. That's what we know about it for sure,
- 5:51is it's its name. Does that mean does that mean there've been fifty one
- 5:56other missions? I mean, is that what that is? Do we know?
- 5:59Yeah? Yeah, I guess so, I don't really. Surely they're
- 6:01not two other missions with the space plane. Anyway, whatever reason they gave
- 6:04it that designation. They rolled that sucker back to the to the hangar aboard
- 6:09the Falcon Heavy. So it would have been the first time that the spaceplane
- 6:15X thirty seven B has flown aboard a Falcon Heavy. So even though both
- 6:20the rocket and the vehicle have made flights to space before, this is a
- 6:26new dating situation. They just hooked up, so they hadn't really you know,
- 6:30flown together yet, shall we say. And so so maybe there was
- 6:33a glitch in the interface. Maybe it's been speculated online that it has something
- 6:39to do with the interface with the ground support systems. We don't know if
- 6:43that's for the rocket or for the space plane itself. It's all a bit
- 6:46of an enigma wrapped inside a riddle, and we don't know yet. That's
- 6:55that really complicates it, doesn't enigma? Yeah, it hard for guys like
- 7:00you and me to you know, to start through these things and really get
- 7:02down to the bottom of it. Anyway, One thing we do know,
- 7:05it's not launching on Thursday, December fourteenth, twenty twenty three, that we
- 7:10do know. So it was supposed to go up today didn't happen, and
- 7:14at some point we assume it will go up, but we can't fully assume
- 7:17anything because it is a super secret space plane. Hey, let's talk about
- 7:23the Geminids, because last week we talked about a brand new, brand spanking
- 7:29new meteor shower, which doesn't happen a lot. That's really uncommon. That's
- 7:32not something that you know, like every couple of days in the news.
- 7:35Hey, it is a new meteor. No, that doesn't happen. Is
- 7:39there's long don't have those very much. No, And that's because it requires
- 7:43a new comet to orbit the Sun nearby enough to the Earth, the Earth's
- 7:48orbit that it leads a de brisch trail that we could run into. So
- 7:51all that's kind of rare. But yet it did happen one other time.
- 7:57It happened back in the eighteen hundreds. So suddenly there was a brand new
- 8:01meteor shower back in the eighteen hundreds, and it appeared to be coming from
- 8:05the constellation of Gemini. It happened in December December, and it seemed to
- 8:11be a fairly robust meteor shower, in other words, plenty of debris.
- 8:16So since that time, astronomers have been searching for the source of the Geminid
- 8:24meteor shower, and they thought they found it back in the early nineteen eighties
- 8:28with some infrared imaging spacecraft because they found this certain asteroid called thirty two hundred
- 8:37faith On. And thirty two hundred faith On is actually a little bit of
- 8:43a weird asteroid in that it kind of has a tail like a comet.
- 8:48So in other words, when it gets closest to the Sun, it sort
- 8:52of melts and leaves some kind of stream of debris behind it. And astronomer
- 9:00said, Aha, there we go. We can't find a comment to associate
- 9:03with this Geminid meteor shower. But this asteroid appears to be a little bit
- 9:07on the leaky side, and so probably what's happened is this asteroid has left
- 9:13the debris trail. Okay, so that's the setup. Now here comes the
- 9:18pitch. A brand new study has revealed that it's not very likely that thirty
- 9:24two hundred faith On is actually the source of the Geminid meteor shower, which
- 9:28in itself is a reasonably new meteor shower. It has to be something else.
- 9:35So what do you think about that? Well, I want to go
- 9:37back to when you said it is a leaky meteor shower. What does that
- 9:41mean? It's very leaky? What means this? Let me be very clear
- 9:48on what I think is leaking and is not leaking. I just want to
- 9:52make sure I clarify that it's the asteroid that appeared to be Oh you said
- 9:56no, you said asteroid. I messed it up. I was just focusing
- 9:58on leak. Yeah. Well, you know, so in other words,
- 10:01when a body like a like an asteroid contains enough volatile material, think about
- 10:07that as ices, frozen water, frozen carbon dioxide, frozen methane. When
- 10:15that body then gets close to the Sun, those ices heat up and in
- 10:20the weird environment that is the solar system, with very little to no air
- 10:24pressure, it's kind of a vacuum. So when that happens, these materials
- 10:28escape off into space and they form a tail and they're blown out in the
- 10:33direction of the solar wind blowing away from the Sun. Okay, so it
- 10:37appeared that thirty two hundred faith On has a tail. So that's why I
- 10:41called it leaky, just being you know, a colloquial speaking So gotcha anyway,
- 10:46Yeah, well, improving and if nothing else, this proves that I'm
- 10:50not always the mentality of a fourteen year old child, because I didn't go
- 10:56to leaking asteroid as you know, you would have thought my brain would have
- 11:01processed it that way. I said in meteors anyway, I mean I think
- 11:05I was trying to tee you up with that shot. I think you are
- 11:07I think year old time still trying to go there. Still screwed it up.
- 11:13So you didn't follow me down to that dark place west, you didn't
- 11:16fall. Thank you for not following me down to that dark place. So
- 11:20basically, now we have a brand new meteor shower that they're investigating and trying
- 11:26to learn as much about it as possible, and then we're also taking a
- 11:30look back in time at the previous new one, like the previous new kid
- 11:33on the block, to try to because they go back to square one.
- 11:35Now, that's exactly right, and that's what one of the researchers basically said
- 11:41that as a quote. They are back to square one. So so these
- 11:45are a couple of co authors from the Naval Research Lab, which does tracking
- 11:50of Solar System objects. For obvious reasons, there are potential threats to Earth
- 11:52and things like that. So one researcher by the name of Carl Badams,
- 11:58another researcher by the name of Kai Joan. So these are the two researchers
- 12:03that we have quotes from on today's story. By the way this story comes
- 12:05from comes to us from spaceweather dot com. You can go there and check
- 12:09it out on this date and you'll see the story there. But basically it
- 12:11says this quote from Carl Batam's our work has upended years of belief about thirty
- 12:18two hundred faith On as the source of the geminids. It's not what we
- 12:22thought it was. And the other co author, Kai Sheng Xiong, says
- 12:28this the tale we see today could never supply enough dust to create the Gemini
- 12:33media shower. Also, he says, we're back to square one. Where
- 12:37where did the geminus come from? You might be asking, well, what
- 12:41did they see that led them to believe that they have to go back to
- 12:43square one? It's simply this Faithon's tail, that tale of material that coming
- 12:50from the leaky asteroid. Faithon's tale is not made up of rocks and dust.
- 12:54It's made up of sodium gas. So you have a material that does
- 13:01not generate meteor showers forming the tail of this kind of hybrid between an asteroid
- 13:09and a comet. So really, the material coming from that asteroid that forms
- 13:13a comet like tail, albeit a small one, it's not even made of
- 13:18the right stuff to create a meteor shower, according to this new study.
- 13:22So yeah, so it can't be then the source of the gym and and
- 13:26meta showers. And so all of this material got published in the Planetary Science
- 13:31Journal, and it is leading a new mystery. This is good because this
- 13:35is job security for astronomers. Now we have to go figure out, well,
- 13:39where did this thing come from? If it didn't come from this recurring
- 13:43comet and it didn't appear until the eighteen hundreds, which is relatively recently,
- 13:48what went by that left this permanent stream of material that the Earth runs into
- 13:56every December and creates a very prolific meteor shower. It's a really interesting question,
- 14:01and not just that it's a job security, but it's kind of interesting
- 14:05that there are two of them, to be two of these to be explored
- 14:09and discovered more about them researched now at the same time, which is kind
- 14:13of wild with a brand new one. And then basically it becomes a brand
- 14:18new one all over again. I mean, to your point, meter showers
- 14:22don't make the news very often. I mean you kind of hear that they're
- 14:24happening. Go out and see them. Hey, tonight's the Persia meter shower,
- 14:30or tonight's the landed media shower or whatever, and so we hear a
- 14:33lot about that. Hey, these are fun of innso the sky. You
- 14:37want to make sure and go see it when you can. But what we
- 14:39don't hear very often is, oh, there's a new meteor shower, like
- 14:43it's never been seen before. This is the first time ever that this particular
- 14:46shower is going to occur, or hey, this familiar shower. We have
- 14:50no idea suddenly where it came from, because we pretty much have tied down
- 14:54where all the sources of meter showers are. So it's a little weird when
- 14:58we come across one that we just have no idea what the source is.
- 15:01So, yeah, this is an interesting story and one that we don't hear
- 15:05very often. All right, let's talk about the voyager one another instance now
- 15:09where it is not communicating back to Earth. We've covered this has happened multiple
- 15:16times. This isn't brand new. So I guess we're back to the hope
- 15:20again that it will begin communicating with Earth again. The Voyager spacecraft, Ladies
- 15:26and Gentlemen, launched in the nineteen seventies, So maybe the headline should be
- 15:33there's still a glimmer of hope that we can still talk to a forty six
- 15:37year old spacecraft. That kind of makes it a little bit more well of
- 15:43a positive spin on this story, right, And yes, we've lost contact
- 15:48with Voyager one. In the past, there have been moments where NASA didn't
- 15:54they did some kind of an update on the software, or they did some
- 15:56kind of necessary rearranging of things, and the software just quit working right or
- 16:03didn't work in the way they expected it to after the update. And this
- 16:07is this has caused them to go back think about this. They have to
- 16:10go back now and stir up nineteen seventies era technology and the engineers who know
- 16:17how to use that and write in the kind of code that existed in the
- 16:19nineteen seventies to get this thing to work again. It's like it's like trying
- 16:25to, you know, play those old movies on your VCR from you know,
- 16:29that same era. It's like, oh, do I even know how
- 16:32to hook up my VCR to this new TV I've got. I don't even
- 16:34know if it has the right hookups, how can I even get it connected?
- 16:37Anyway? So when the spacecraft start sending back, shall we call it
- 16:44mixed messages or confused messages? Basically what they described it NASA as binary gobbledegook.
- 16:51That's never a good thing, and they have to really get their thinking
- 16:55caps on and do some some very interesting, interesting and creative worker rounds to
- 17:00try to get the thing to work. Now, we here at Space Science
- 17:03Center are very familiar with this process because you know, we're a nonprofit organization
- 17:08and we are literally littered throughout the building with aged out technologies that we need
- 17:14to keep going and keep running. So we do these kinds of cprs on
- 17:18very old systems all the time. Maybe NASA should call my tech team.
- 17:22They might be able to help out. I don't know, but whatever it
- 17:25is, it's at least a process that we're familiar with in the nonprofit museum
- 17:29world. According to NASA's blog, it says this finding solutions to challenges the
- 17:37probes encounter often entails consulting original, decades old documents written by engineers who didn't
- 17:44anticipate that the what easying is of today, and as a result, it
- 17:49takes time for the team to understand how a new command will affect the spacecraft's
- 17:53operation in order to avoid unintended consequences. Yes, we like to avoid those
- 18:02unintended consequences whatever possible. So in other words, they can't just send up
- 18:06what they think is a proper patch without thinking through all the things that that
- 18:10patch might do or not do to the spacecraft. So they're in the process
- 18:15right now. Get it to talk again. Maybe we can still be communicating
- 18:21with a forty six plus year old spacecraft. That would certainly be interesting.
- 18:26It's been interesting so far because it's given us some new data on the outer
- 18:30most reaches of our Solar system, which if that spacecraft hadn't been out there
- 18:33with sensors, we wouldn't have had those pieces of information. So good stuff,
- 18:37but yet a little bit of a scary time for Voyager one right now.
- 18:41And if anything, maybe it's a valuable reminder to, you know,
- 18:47keep track of things, take notes on things, and you might have to
- 18:49reference them later, you know, if you're you know, getting some help
- 18:53with your you know, it like around the house. I'm not specifically speaking
- 19:02about my parents or anything, but if you know your son has to come
- 19:04over and help you, you know, reboot something, maybe take detailed notes
- 19:11so that down the line maybe they can be referenced. I've got one parent
- 19:15who's better at that than the other. I'll just say that, and she
- 19:19knows, and she knows who she is. Right, one's better at it
- 19:25than the other. That's all. So, since since the tech team here
- 19:27at Space Science that has to speak about me occasionally in these in these kinds
- 19:30of terms, I don't really want to throw your parents under the bus,
- 19:33so to speak, at this point, but I should probably take better notes
- 19:37when I'm receiving some it tech support as well. However, it is a
- 19:41fundamental kind of axiom of science and engineering that note taking and keeping good lab
- 19:47notes is a really important part of the scientific process. So you're not wrong
- 19:52about that. Coming up after a quick break, we're going to talk about
- 19:55solar storms and trains. We'll talk about that right after this. All right,
- 20:22we've been talking about CMEs coronal mass ejections. We've been talking about solar
- 20:27storms really for quite a while now. Really, I guess once we started
- 20:32rolling into getting to the closer to the period of solar maximum, and we've
- 20:37certainly had a very active sun and we've talked about the possible hazards of communications
- 20:41and things when it comes to solar storms, and there's also transportation issues,
- 20:48and I know, we talked about the fact that if you were going to
- 20:51be taking like an international flight, especially if you were, you know,
- 20:55leaving the northern US or you were leaving Canada to go to the UK,
- 21:00you might be flying, you know, in a place where a solar storm
- 21:03could expose you to extra radiation. You know, nothing that would you go
- 21:08like, oh my gosh, it's gonna like overcook our plane food that you
- 21:15get that's you know, typically overcooked. I mean, I could blame it
- 21:18on that, I suppose. But let's talk about trains, because I don't
- 21:22typically think about trains as being something that solar storms could have an impact on,
- 21:27but apparently they can. I mean, so this is an oddly specific
- 21:32example of the kinds of effects that can take place on the surface of the
- 21:37Earth. And yes, on previous episodes of this podcast and back in our
- 21:41radio show, we talked a lot about the various kinds of effects that could
- 21:45happen with solar storms on more of a broad scale, like oh, electronics
- 21:51can be affected, or power grids can be affected, or communication systems can
- 21:56be affected. But this is an oddly specific example, which is simply this.
- 22:02If you're riding in an Amtrak train and you're coming up to a place
- 22:06where you're going to come to a split in the tracks. If the light
- 22:10is green, you should go ahead and go and that split is safe for
- 22:14you to go. But if the light is red, hopefully the train engineer
- 22:18that's driving your train realizes they need to go ahead and stop that train,
- 22:22slow it down, do something to avoid being on the same spur as another
- 22:26train that's moving potentially in the opposite direction as you are, and that would
- 22:32be considered bad. So anyway, those lights switching red to green. A
- 22:37group from the Lancaster University in England has done a study specifically on railroad indicator
- 22:47lights and how much solar radiation would it cause for those lights to malfunction,
- 22:56And it turns out that not only is it possible for enough solar radiation to
- 23:02come down to the surface of the Earth during one of the our more powerful
- 23:06solar storms, that radiation also doesn't have to be that much of a fraction
- 23:11of the overall impending radiation, So in other words, it doesn't take very
- 23:15much radiation, and it could actually cause a railroad indicator to turn the wrong
- 23:21color. Well, if you happen to be riding that train, that's a
- 23:25big deal. Now. The lead author on the study is a person by
- 23:30the name of Cameron Patterson, and you can read about this again on space
- 23:34dot com, but it says this. He had a quote that says,
- 23:37this is obviously very significant from a safety perspective. We found that space weather
- 23:44events capable of triggering faults in these track circuits are rare, but expect that
- 23:49every few decades here in the United Kingdom, all right, So obviously where
- 23:56they are in England, every few decades, obviously, that means it could
- 24:02happen tomorrow, really honestly, right, So it's just a matter of statistics.
- 24:07So we are moving into a period of time where the solar activity is
- 24:10increasing, that's called solar maximum, and so the recommendation from this particular group
- 24:17of scientists is that the risk is real and that railroads should actually begin to
- 24:22monitor solar activity to make sure glitches in their electronics don't turn green lights to
- 24:30red lights, or more importantly, red lights to green lights, and have
- 24:36accidents on their rail system. So a really interesting study. Again, a
- 24:40very specific example of one of the many multitude of things that are detrimental to
- 24:45us and also can be caused by incoming solar storms. Let's talk about Mars.
- 24:51They had kind of a strange incident happened. There is this a common
- 24:56thing for the atmosphere to swell there? I assume it's probably not a normal
- 25:03thing to happen. So this is another story about the Sun. It's also
- 25:10on space dot Com, by the way, you can find it there.
- 25:11We live in an environment in our solar system that the exterior part of our
- 25:18planet in other words, the outer layers of the atmosphere and the planet's magnetosphere,
- 25:22which you have a magnetic field around our planet that kind of shields us
- 25:26from most solar radiation. But those two things are surviving in a rather hostile
- 25:30and interesting environment. They are constantly being bombarded from the Sun's solar wind that's
- 25:37the stream of charged particles leaving the Sun that are generated by the nuclear activity
- 25:42taking place in the core of the Sun. Okay, so this material streams
- 25:47out through the Solar System all the time. Our planet and the planet Mars
- 25:51and other planets in our Solar System are being buffeted by this material all the
- 25:55time. And we know that happens, and we know that part of the
- 26:00reason the atmosphere of our planet is the size it is and the shape it
- 26:03is is because of this ongoing bombardment of solar radiation. Okay, so what
- 26:10happens if that solar wind suddenly stops for maybe a few hours or maybe a
- 26:18couple of days just because of variabilities in the statistics that dictate what the solar
- 26:25wind looks like. So this is something that can happen, although it is
- 26:27rare. Well, it turns out that a vehicle called the MAVEN spacecraft that's
- 26:34in orbit around the planet Mars. MAVEN stands for Mars Atmosphere and Volatile Evolution,
- 26:41So it's a spacecraft specifically made to study the atmospheric history of Mars by
- 26:47looking at effects in mars current atmosphere. The spacecraft was taking data last year,
- 26:53and some of that data included a couple of days where there was a
- 26:59big giant lull in the Sun's solar wind. In other words, kind of
- 27:03an empty spot in the river, and we suddenly on Mars did not have
- 27:08that influx of solar radiation that we usually have. And then the atmosphere of
- 27:14Mars did something weird. It reacted to that it blew up like a balloon.
- 27:18It expanded on the side of the of the sun, so and on
- 27:22the side of the incoming solar radiation it expanded by almost twice. It almost
- 27:29doubled in size, right, So it's really kind of a strange effect.
- 27:33Actually, it was four four times its usual size on that sun facing side
- 27:38and a doubling overall of the atmosphere. So a strange effect took place,
- 27:45obviously because of an interaction with the solar wind. So the question is can
- 27:49the Sun affect weather? And the answer clearly here is well, it affects
- 27:56the atmosphere, and the atmosphere is what generates weather. So therefore one percent
- 28:02yes, it can generate a anomaly in the atmosphere of a planet, thereby
- 28:10generating anomally in the weather of the planet for that short period of time.
- 28:15So if it can happen on Mars, which by the way, this expanding
- 28:18of the atmosphere is thought to possibly have caused dry periods on Mars, may
- 28:22have even helped Mars lose a majority of its atmosphere over time because of these
- 28:27kinds of incidents that took place. If it can happen on Mars, can
- 28:32it happen on Earth? Now that's that's still an unsettled question. But this
- 28:38study saying, well, it probably did happen on Earth. We just don't
- 28:42have a Maven like spacecraft high enough above the Earth's surface to monitor the atmosphere
- 28:49in the same kind of way that the atmosphere of Mars was being monitored by
- 28:53Maven. So interesting. Clearly there were some changes in the atmosphere of the
- 28:59Earth during that same period of time, but they can't just say, yeah,
- 29:03the atmosphere blew up to two or three or four times its normal size.
- 29:07So and that was what I was going to ask. So obviously we're
- 29:11talking about if these particular solar winds die down for Mars, they would have
- 29:18died down for us as well as I mean, And are we talking about
- 29:22this is a specific question as far as solar winds goes. So are we
- 29:26talking about they spread out evenly in all directions or are solar winds sort of
- 29:32directional with the Earth and Mars had to have been reasonably lined up for them
- 29:37to be affected by the same stoppage and solar wind. That's a really insightful
- 29:41and great question, because variability occurs throughout the solar wind stream. It does
- 29:49exit the Sun in all directions, so there's solar wind going out in all
- 29:53directions. But obviously with things like solar flares or solar disturb solar storms,
- 30:00stun spot groups, those kinds of surface variabilities can cause variability in the outflow
- 30:07of material from the suns surface as well, so it's not a perfectly homogeneous
- 30:11or uniform ongoing process. There are variabilities in that. So you're right about
- 30:18the fact that Mars and Earth would have to be generally closely lined up for
- 30:23the same variability to guaranteed affect the Earth during that period of time. But
- 30:30what remains as an overall general truth is that solar wind variability can in fact
- 30:37cause atmospheric changes, and if it can do it on Mars, it can
- 30:41do it on Earth. And we're a heck of a lot closer to the
- 30:44Sun than Mars is, so those effects might be actually larger in terms of
- 30:49just a blunt physical number than they are on Mars. Those kinds of insightful
- 30:53questions are why I make all the big bucks. Here. Let's talk about
- 30:57the Coca Cola Space Science and the month of raining, month of December.
- 31:03We're basically halfway there and closing in very quickly on the new year. So
- 31:10what you guys have going on there and as far as calendar goes, and
- 31:14what folks can expect, because I mean, let's be honest, we're getting
- 31:18really close to people maybe starting to have visitors. They may already have visitors
- 31:22for the holidays in the house and they're looking for something to do to get
- 31:25out of the house. Yeah, so coming down to see us as a
- 31:26great idea. As long as we're open, we really invite you to come
- 31:30down with the family if they get here in time. So we are actually
- 31:34going to be open until basically one week from today as we're recording this podcast.
- 31:38Space Science Center will be open through December the twentieth. We will be
- 31:42closing down from the twenty first on throughout the holiday, and then we'll be
- 31:48opening back up again on January third. So if you want more specific information
- 31:52about our calendar, please just visit us on our website www dot cc SSC
- 32:00dot org. Those initials stand for Coca Cola Space Science Center. We are
- 32:07not part of the Coca Cola Corporation, by the way, they were a
- 32:09generous sponsor to open us up, but we are part of Columbus State University
- 32:15and we are a unit within that institution, and so check us out at
- 32:19the website CCSSC dot org. Charlie, Charlie SamSam Charlie dot org, Sean
- 32:24and I thank you for listening, and we'll do this again next week.
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