Legendary Space Physics Pioneer Margaret Kivelson
Planetary Radio: Space Exploration, Astronomy and Science
00:00
Asteroid Tea Shirt
Escape velocity is used to roughly get a grip, how fast you need to move ahead to break a planet's grip. And mars, compared to earth, is point four five in ratio. Coincidentally, this is very close to the ratio of escape velocity from moon to escape velocity from mars,. which heless is point four eight o.
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