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Organic Marble's user avatar
Organic Marble's user avatar
Organic Marble
  • Member for 9 years, 6 months
  • Last seen this week
48 votes
Accepted

What are the teeth on the edge of Venera 13 and 14?

47 votes

Why would such a powerful computer (or a computer at all) be needed to go to the Moon?

47 votes

Why were the Space Shuttle's main engines placed on the orbiter?

47 votes

Are there any “Third Order” acronyms used in space exploration?

46 votes
Accepted

Did the astronauts seated on the space shuttle mid-deck have responsibilities during reentry and landing?

45 votes

Has any spacecraft ever had the ability to directly communicate with civilian air traffic control?

45 votes

How did Space Shuttles get off the NASA Crawler?

45 votes
Accepted

How much technical information is given to astronauts on a spaceflight? How much of it is left to the control center?

45 votes
Accepted

Space Shuttle Challenger bringing back Salyut-7

44 votes
Accepted

Why does the Minotaur I wear a yellow jacket that "banana-peels" off as it launches?

44 votes
Accepted

How was the Shuttle loaded and unloaded from its carrier aircraft?

43 votes

How does Santa travel to other galaxies?

43 votes

Why were the SpaceX Crew-1 astronauts backed up by guards with automatic weapons?

42 votes
Accepted

Would the Space Shuttle have been able to carry the Hubble Space Telescope back to Earth had it been necessary?

42 votes
Accepted

What does NASA mean when they use the term 'PDT (ERT)'

41 votes
Accepted

Which LEO satellite lost over 30 km of altitude in the geomagnetic storm of 13-14 March 1989?

41 votes
Accepted

How did they access the LM to mount the flag package while the Apollo stack was already on the launch pad?

41 votes
Accepted

What sounds do astronauts hear inside their helmets during an EVA?

41 votes

Has the cause of a rocket failure ever been mis-identified, such that another launch failed due to the same problem?

41 votes
Accepted

How did pages of Ramon's diary survive the Columbia disaster?

40 votes
Accepted

Why do the contents of the Space Shuttle External Tank not match the mixture ratio of the engines?

40 votes
Accepted

Challenger Shuttle: could the crew have survived?

40 votes
Accepted

What were the differences between the STS Orbiters?

40 votes
Accepted

What was the nature of the known bugs in the Space Shuttle software?

39 votes

Apollo Command Module heatshield tube - what was it for?

39 votes
Accepted

Was the Space Shuttle always crewed?

39 votes
Accepted

Why were they using segmented boosters on Space Shuttle?

38 votes
Accepted

Why was ramjet fuel used as hydraulic fluid during Saturn V checkout?

38 votes
Accepted

What spacecraft control is Margaret Hamilton pressing in this picture?

38 votes

Is it bad if hydrazine freezes on a spacecraft? Is it always kept as liquid, or can it be safely allowed to freeze and then thawed when needed?

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