Stack Exchange

Uwe

top accounts reputation activity favorites subscriptions
Top Questions
19 votes

Usage of Apollo Lunar Surface Hasselblad Camera with 500 mm lens?

apollo-program photography lunar asked Sep 23 '18 at 20:12
space.stackexchange.com

18 votes

What was the reason to use different fuel for the Apollo Service Module propulsion system and reaction control system?

apollo-program liquid-fuel hypergolics asked May 27 '18 at 11:27
space.stackexchange.com

16 votes

Are there photos of the Apollo LM showing disturbed lunar soil resulting from descent engine exhaust?

apollo-program lunar-landing lunar-module asked Sep 2 '19 at 15:49
space.stackexchange.com

12 votes

Did they manufacture six space suits for Apollo astronaut James A. Lovell?

spacesuits apollo-13 apollo-8 asked Mar 28 at 19:27
space.stackexchange.com

12 votes

Was the R-7 the first two stage rocket of the Soviet Union?

rockets history soviet-union asked Nov 30 '17 at 19:22
space.stackexchange.com

11 votes

Red color in the nozzles of Soyuz-2 rocket engines RD-107 and RD-108, is it only a decoration?

nozzle soyuz-launcher engine asked Jun 6 '18 at 21:42
space.stackexchange.com

10 votes

Soyuz MS spacecraft battery voltage?

soyuz-spacecraft electronics asked Jul 16 '18 at 15:51
space.stackexchange.com

10 votes

Timing accuracy of the Apollo Guidance Computer?

apollo-program flight-computer guidance asked Feb 23 '18 at 14:30
space.stackexchange.com

9 votes

Nozzle material of Apollo Lunar Module ascent engine?

propulsion apollo-program engine asked May 27 '18 at 20:59
space.stackexchange.com

9 votes

Is it possible to extend high speed data transmission with lasers to the distance Earth to Mars?

mars data-transmission laser asked Jan 12 '18 at 17:45
space.stackexchange.com

1 2 3 4

Top Answers
134
Could we breathe an atmosphere that is not nitrogen based?
space.stackexchange.com

64
Is Jupiter bright enough to be seen in color by the naked eye from Jupiter orbit?
space.stackexchange.com

62
Why did Saturn V not head straight to the moon?
space.stackexchange.com

54
Why is there a large wooden ball on Mariner 3's magnetometer?
space.stackexchange.com

52
Why isn't it possible to build a space elevator at the north pole?
space.stackexchange.com

52
Are there any known reasons why there are no spaceports in the European Union?
space.stackexchange.com

45
First call to the moon 1969
space.stackexchange.com

43
How did the X-15 control attitude above the Kármán line?
space.stackexchange.com

41
Why were contact sensors put on three of the Lunar Module's four legs? Did they ever bend and stick out sideways?
space.stackexchange.com

40
Was the Apollo 13 CO2 problem a matter of capacity, or of rate?
space.stackexchange.com

38
How did astronauts frame photos without a viewfinder?
space.stackexchange.com

34
Could the lunar module have moved to a different spot?
space.stackexchange.com

33
What are the Advantages of having a Double-pane Space Helmet?
space.stackexchange.com

32
Did Wernher von Braun really have the “Saturn V painted as the V2”?
space.stackexchange.com

31
How did the USSR track Gagarin's Vostok-1 orbital flight? Was tracking capability an issue in the choice of orbit?
space.stackexchange.com

30
Was a one way trip to the moon considered by the crew of Apollo 13?
space.stackexchange.com

29
What does “double vacuum pressure” mean in space-suit testing?
space.stackexchange.com

27
What happened to Apollo 13 LM descent stage?
space.stackexchange.com

27
Why is the Apollo LEM ladder so far from the ground?
space.stackexchange.com

26
How did the Vostok ejection seat safely eject an astronaut from a sealed space capsule?
space.stackexchange.com

25
Is it possible to see mercury transit “clearly” by the naked eye?
space.stackexchange.com

23
Would rocket engine exhaust create pockets of gas in space which could hinder further space exploration?
space.stackexchange.com

22
Why does Titan have an atmosphere?
space.stackexchange.com

21
Why did Apollo spacecraft use both AC and DC equipment? Still used in present and future designs?
space.stackexchange.com

21
Did NASA's Borg Collective-designed antennas work? Have similar designs ever been used in spacecraft beyond testing?
space.stackexchange.com

21
How far off did Apollo 11 land?
space.stackexchange.com

20
What is the difference between an astronaut in the ISS and a freediver in perfect neutral buoyancy?
space.stackexchange.com

20
Could New Horizons take a “Pale Blue Dot”-like image this year?
space.stackexchange.com

19
Are there photos of the Apollo LM showing disturbed lunar soil resulting from descent engine exhaust?
space.stackexchange.com

19
Why did the hose connectors on Apollo spacesuits come in pairs?
space.stackexchange.com

1 2 3 4