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- 27Why does the SpaceX reusable launcher use vertical rather than horizontal landing?
- 26Do satellites naturally turn in phase with its orbit, always facing Earth?
- 24What causes microgravity (i.e. non-zero gravity) in orbit?
- 22Why are most peninsulas oriented north-south?
- 19How are EVA's in LEO affected by being at the night side of Earth?
- 18Can a satellite orbit Earth so that it always has the Moon in line of sight?
- 17Why didn't the Apollo program do an uncrewed landing/ascent rehearsal?
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5 Astronomy Jokes 2d ago