jeffwolfe
jeffwolfe t1_jcv968l wrote
Reply to comment by Due_Menu_893 in Fallen Astronaut statue and a name plaque left on the surface of the Moon by the crew of Apollo 15 by AlbaneseGummies327
It's not on a planet, but both copies of the Voyager Golden Record are now in interstellar space.
jeffwolfe t1_iy36204 wrote
Reply to comment by ClearlyCylindrical in Yearly payload capacity to LEO across the history of spaceflight by ClearlyCylindrical
The "Other than that Mrs. Lincoln, how was the play?" graphs.
jeffwolfe t1_jd21oog wrote
Reply to Would it work to get 1G in a spacecraft going to Mars using acceleration? by OysteinM
The surface gravity of Mars is 0.38g. If you're planning to land and stay for any length of time, I wouldn't think you'd need 1g on the way.