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Cheap Astronomy - Dear CA # 139: Clearing the Neighborhood
Saving the world on a tight budget.
Hosted by Steve Nerlich.
Dear Cheap Astronomy – Can we clear all the PHOs from around Earth?
A key feature of Cheap Astronomy's CSOTM (Crash Shirt On The Moon) proposal is that the most readily available source of shirt to crash are near Earth asteroids and a small number of comets. This has the double benefit of putting all the raw materials in one place, plus you are clearing out potentially hazardous objects that could collide with Earth at some time in the future.
Dear Cheap Astronomy – Can we really deflect asteroids with rocket engines?
This is a…
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