Latest / NASA’s Astronomy Picture of the Day
2024 May 02 - M100: A Grand Design Spiral Galaxy
In today's image, we see the spiral galaxy known as M100 - this is an example of what is called a grand design spiral galaxy for its majestic spiral arms. We not the blue and pink color of the spiral arms. The blue is the light of many massive, hot blue stars that have formed within the spiral arms. The pick is the glow of hydrogen gas that is energized by the ultraviolet light from these stars. My podcasts are available in video form through this YouTube Channel.This Podcast is an authorized New Media Mirror Site for APOD. You can access the image and website directly at: Astronomy Picture…
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