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Anthony X's user avatar
Anthony X's user avatar
Anthony X's user avatar
Anthony X
  • Member for 10 years, 9 months
  • Last seen more than a week ago
32 votes
5 answers
9k views

For how long will the Voyager records remain playable?

26 votes
3 answers
8k views

What is the purpose of the rotating dish antenna on the ISS

16 votes
2 answers
7k views

Are rocket exhaust flames ever opaque?

17 votes
1 answer
7k views

Why did Apollo use roll and pitch maneuvers similar to Space Shuttle to establish ascent trajectory?

8 votes
2 answers
7k views

What is producing the orange-brown smoke in the exhaust of some North Korean missiles?

4 votes
2 answers
6k views

What exactly were the controller roles in the Apollo go/no-go calls?

19 votes
1 answer
6k views

Did any of the Apollo lunar modules land significantly off level?

40 votes
3 answers
5k views

If the Apollo mandate were delivered today, would the mission vehicle(s) and profile be similar?

36 votes
4 answers
5k views

Is warp drive a legitimate avenue of scientific investigation?

5 votes
1 answer
5k views

Where does the turbine exhaust go on the Saturn V F1 engine?

30 votes
1 answer
4k views

Why were there beeps punctuating the voice communications during missions such as Apollo?

30 votes
1 answer
4k views

How was the Apollo lunar liftoff video transmitted to Earth?

12 votes
2 answers
3k views

What is a reference mission?

9 votes
1 answer
3k views

Why is the ring of exhaust gas immediately below the F1 nozzle so dark?

21 votes
3 answers
3k views

What defines the radius of a ball of gas like Jupiter?

8 votes
1 answer
3k views

What is the brown band in which we find the pale blue dot that is Earth?

18 votes
3 answers
2k views

S-I, S-II, S-IV; what happened to III?

15 votes
6 answers
2k views

Is the "Mars blue dune" actually blue? And what makes it so?

7 votes
2 answers
2k views

How long might the Curiosity Mars rover last, and what would be the most likely cause to end its mission capability? [closed]

12 votes
3 answers
2k views

Did the Apollo lunar module descent stage have a role as a sort of service module?

9 votes
1 answer
2k views

What makes an antenna "high gain", and high gain as opposed to what alternative(s)?

15 votes
1 answer
1k views

How are self-destructs implemented in rocketry?

10 votes
1 answer
1k views

Pitch and yaw axes of rocket systems such as Apollo

12 votes
4 answers
1k views

GPS / Iridium for human presence on Mars?

14 votes
4 answers
1k views

Was the Apollo spacecraft always gravitationally bound to the Earth-Moon system?

3 votes
0 answers
1k views

From how far away could our SETI searches detect and recognize our technological signals?

11 votes
2 answers
1k views

Have any spacecraft been launched or proposed to make a survivable close encounter with the Sun?

7 votes
2 answers
1k views

How to construct a message to send to the stars?

12 votes
2 answers
1k views

Hypothesized parameters of reactionless drives

7 votes
1 answer
1k views

Apollo/Shuttle launch site fuel handling