Fred's user avatar
Fred's user avatar
Fred's user avatar
Fred
  • Member for 9 years, 3 months
  • Last seen this week
  • Southern Hemisphere
19 votes
1 answer
2k views

Procedure to deal with the death of Apollo astronaut during a lunar mission

10 votes
2 answers
914 views

Impact of space junk on Earth based space elevators

9 votes
2 answers
533 views

Proposed Christmas Island launch site, 1952 von Braun Luna Study

8 votes
2 answers
150 views

Offset of the DART roll out solar arrays [duplicate]

8 votes
1 answer
286 views

How did the Curiosity rover on Mars manage to crack open a large area after drilling a hole?

8 votes
1 answer
598 views

Silane as a rocket fuel

7 votes
0 answers
153 views

Horizontal transportation of space rockets

6 votes
1 answer
297 views

Depth to diameter ratio of impact craters

6 votes
1 answer
412 views

White crack infill on the surface of Mars in the Gale Crater

6 votes
1 answer
206 views

Viking 1 - Cydonia Face on Mars Photograph Multitudinal Black Dots

6 votes
1 answer
751 views

The practicalities of a rock sampling mission to Venus

5 votes
0 answers
105 views

Official or designated human language in outer space

4 votes
1 answer
317 views

The Doppler effect on light when space probes take pictures

4 votes
2 answers
354 views

Surface Rock Temperature of Venus

4 votes
1 answer
114 views

Proposals being considered for dealing with deceased future colonists on Mars or Elsewhere in the Cosmos

3 votes
3 answers
315 views

Laws and Treaties for Activities in Outer Space

3 votes
1 answer
276 views

Radioactive Embrittlement of Metals in Space

3 votes
1 answer
119 views

Radio antenna used to communicate with the Telstar 1 satellite in 1962

3 votes
1 answer
155 views

Space astro/cosmo-naut rejection due to fine veins

3 votes
1 answer
159 views

Lunar satellite navigation system

3 votes
1 answer
59 views

Tracking stations that could have been used in 1967 & 1971 for the launches of the WRESAT & Prospero, X3 satellites from Australia

3 votes
1 answer
239 views

Small probes to Alpha Centauri powered by light sails with a journey time of 20 years

3 votes
2 answers
76 views

Mars Insight probe solar panels - could or are they being used to collect some types of surface illumination data?

2 votes
1 answer
163 views

Solid metal fuel for nano satellite thrusters