Everyday Astronaut

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17 posts edited

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417 votes cast

Answers (39)

Votes Activity Newest

35	A starship is travelling at 0.9c and collides with a small rock. Will it leave a clean hole through, or will more happen?
19	Would a grinding machine be a simple and workable propulsion system for an interplanetary spacecraft?
15	Why doesn't Rocket Lab use a solid stage?
11	Why no parachutes in the Orion AA2 abort test?
11	Bombing the Moon: how much debris would there be in stable orbit?

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Reputation (5,291)

+10	What does the exhaust plume of a rocket look like in vacuum?
+10	Why are Falcon 9 main engines throttled down and up shortly after launch?
+10	Isentropic flow through a rocket nozzle and constant mass flow rate
+10	How does Orbex save structural weight by using coaxial tanks?

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Questions (39)

Votes Activity Newest

41	Which object has been to space the most times?
28	Falcon 9: engines stabilize spin
26	What would sounds on Mars be like?
26	Falcon 9 design: Why is the cargo fairing so much wider than the lower parts?
23	Why are Falcon 9 main engines throttled down and up shortly after launch?

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Tags (136)

35 impact × 3	23 engine-design × 4
35 relativistic-rocket	22 physics × 2
26 spacex × 12	21 orbital-mechanics × 6
25 spacecraft × 3	21 design-alternative × 3
24 propulsion × 2	18 crewed-spaceflight × 4

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Bookmarks (27)

Votes Activity Newest Views Added

33	How to programmatically calculate orbital elements using position/velocity vectors?
19	Is the overall mortality rate for being in a spacecraft in space or bound for space about 4%?
16	Why aren't expander cycle engines used on lower stages?
13	Why does the Starship methane header tank have so many holes in it?
12	Would there be any benefit to sending a probe to a black hole?

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Space Exploration

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Good Question × 4	Investor
Necromancer × 2	Constituent
Popular Question × 9	Caucus
Organizer	Custodian × 6
Yearling × 3	Nice Answer × 6

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Votes cast (417)

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392	up		221	question
25	down		196	answer

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