User Anthony X

30 votes

5 answers

8k views

For how long will the Voyager records remain playable?

asked Jun 8, 2014 at 19:54

27 votes

3 answers

7k views

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

asked Apr 14, 2015 at 0:36

17 votes

1 answer

7k views

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

asked Jul 27, 2014 at 16:09

16 votes

2 answers

7k views

Are rocket exhaust flames ever opaque?

asked Jan 10, 2015 at 20:38

8 votes

2 answers

6k views

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

asked Sep 4, 2017 at 1:59

4 votes

2 answers

5k views

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

asked Jan 10, 2015 at 17:40

40 votes

3 answers

5k views

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

asked Jan 13, 2015 at 0:29

19 votes

1 answer

5k views

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

asked Aug 17, 2016 at 23:57

35 votes

4 answers

5k views

Is warp drive a legitimate avenue of scientific investigation?

asked Aug 5, 2013 at 18:35

4 votes

1 answer

4k views

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

asked Jan 10, 2015 at 17:22

30 votes

1 answer

4k views

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

asked Jun 8, 2014 at 20:21

30 votes

1 answer

3k views

How was the Apollo lunar liftoff video transmitted to Earth?

asked Feb 18, 2018 at 4:34

12 votes

2 answers

3k views

What is a reference mission?

asked Mar 23, 2015 at 3:03

9 votes

1 answer

3k views

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

asked Aug 18, 2019 at 23:34

20 votes

3 answers

3k views

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

asked Jul 7, 2016 at 0:58

18 votes

3 answers

2k views

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

asked Feb 19, 2017 at 23:57

8 votes

1 answer

2k views

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

asked Feb 11, 2017 at 18:24

15 votes

6 answers

2k views

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

asked Jun 25, 2018 at 0:07

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]

asked Apr 13, 2014 at 19:30

12 votes

3 answers

2k views

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

asked Nov 10, 2018 at 15:56

9 votes

1 answer

2k views

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

asked Aug 14, 2016 at 22:54

15 votes

1 answer

1k views

How are self-destructs implemented in rocketry?

asked Nov 1, 2014 at 15:05

12 votes

4 answers

1k views

GPS / Iridium for human presence on Mars?

asked Jun 11, 2014 at 0:47

14 votes

4 answers

1k views

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

asked Feb 19, 2017 at 15:15

10 votes

1 answer

1k views

Pitch and yaw axes of rocket systems such as Apollo

asked Jul 19, 2014 at 4:06

3 votes

0 answers

1k views

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

asked Aug 14, 2016 at 3:05

11 votes

2 answers

1k views

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

asked Apr 27, 2014 at 16:03

7 votes

2 answers

1k views

How to construct a message to send to the stars?

asked Apr 5, 2016 at 2:44

12 votes

2 answers

1k views

Hypothesized parameters of reactionless drives

asked Aug 5, 2014 at 1:49

7 votes

1 answer

1k views

Apollo/Shuttle launch site fuel handling

asked Jul 17, 2016 at 15:09

Stack Exchange Network

84 Questions

For how long will the Voyager records remain playable?

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

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

Are rocket exhaust flames ever opaque?

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

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

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

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

Is warp drive a legitimate avenue of scientific investigation?

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

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

How was the Apollo lunar liftoff video transmitted to Earth?

What is a reference mission?

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

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

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

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

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

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

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

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

How are self-destructs implemented in rocketry?

GPS / Iridium for human presence on Mars?

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

Pitch and yaw axes of rocket systems such as Apollo

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

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

How to construct a message to send to the stars?

Hypothesized parameters of reactionless drives

Apollo/Shuttle launch site fuel handling