User LoveForChrist

17 votes

2 answers

3k views

What would ice-skating be like on Europa?

asked Jun 8, 2020 at 16:09

17 votes

6 answers

4k views

Would a higher air pressure on the ISS or elsewhere make it easier to "swim" in microgravity?

asked Jul 8, 2020 at 14:32

16 votes

1 answer

3k views

Would the national flag planted by astronauts on Mars need an upper horizontal pole like the ones on the Moon?

asked Jun 17, 2020 at 5:18

13 votes

1 answer

2k views

At what minimum distance does the Earth appear star-like to the naked eye?

asked Jul 6, 2020 at 5:33

10 votes

2 answers

592 views

How far can you see on the surface of Venus?

asked Jul 7, 2020 at 4:20

9 votes

3 answers

3k views

Why was there never a lander for the Martian north polar cap?

asked Jun 4, 2020 at 12:23

8 votes

1 answer

615 views

Is there a certain plan on how Houston will talk with the Artemis 3 crew?

asked Jun 15, 2020 at 7:29

8 votes

2 answers

622 views

How does gravity vary in a gas giant's interior?

asked Jun 26, 2020 at 13:37

7 votes

2 answers

1k views

Would a Foucault pendulum work on the Moon and on the Galilean moons?

asked Jul 2, 2020 at 11:06

6 votes

1 answer

989 views

Are all or some geostationary satellites tidally locked to the Earth?

asked Jul 12, 2020 at 13:25

5 votes

1 answer

1k views

Would a sniper bullet fired on Ceres reach orbital or even escape velocity?

asked Jul 7, 2020 at 12:08

5 votes

2 answers

756 views

What would it take for a balloon to reach an altitude of 65 km (214,000 ft) above the Earth's sea level?

asked Jun 21, 2020 at 16:34

5 votes

1 answer

688 views

What was the point of the Redstone rocket when there was the X-15 rocketplane?

asked Jun 14, 2020 at 10:14

5 votes

1 answer

153 views

Tradeoffs sending a tank of fuel ahead of a crewed mission to another planet?

asked Jun 11, 2020 at 7:40

4 votes

0 answers

129 views

How low would a full revolution around Titan and Triton be possible?

asked Jun 10, 2020 at 9:31

4 votes

0 answers

43 views

How did Osiris-Rex enter orbit around asteroid Bennu?

asked Jun 6, 2020 at 10:38

4 votes

1 answer

563 views

Could the Dream Chaser or Space Shuttle fly/have flown to the Moon with boosters on the orbiter's side?

asked Jun 7, 2020 at 7:31

4 votes

1 answer

775 views

Why did the SpaceShipTwo's ascent have to be aborted if the feather system wasn't unlocked in time?

asked Jun 23, 2020 at 4:34

4 votes

2 answers

541 views

What is the maximum apogee a Space Shuttle could have reached?

asked Jun 29, 2020 at 5:45

4 votes

3 answers

1k views

If a car or train freely drove on flat terrain on the Moon, would it eventually be stopped by something?

asked Jul 10, 2020 at 9:08

3 votes

1 answer

264 views

What is the maximum apogee a Dragon spacecraft can reach?

asked Jun 29, 2020 at 5:53

3 votes

1 answer

765 views

Why did the Apollo lunar suits have two visors?

asked Jul 5, 2020 at 9:57

2 votes

4 answers

419 views

History of investigation of lunar and Martian surface gravity

asked Jun 21, 2020 at 8:08

2 votes

1 answer

177 views

During their climb, when did/do the SpaceShipOne and Two pilots lose all or most of aerodynamic control over the spaceplane?

asked Jul 10, 2020 at 9:25

2 votes

0 answers

101 views

What is it like for ISS astronauts to re-adjust to the Earth's gravity?

asked Jun 12, 2020 at 13:30

1 vote

0 answers

306 views

What's the minimum speed for a spaceplane to reach outer space? [closed]

asked Jun 5, 2020 at 11:49

1 vote

2 answers

200 views

Were/Are the Space Shuttle or the Falcon 9 Dragon capable of achieving an elliptical orbit on whose apogee you'd see the entire Earth?

asked Jun 28, 2020 at 17:06

1 vote

1 answer

257 views

Could a helium balloon on Mars and on Triton float at air pressures lower than it could on Earth due to the bodies' low gravities?

asked Jun 18, 2020 at 5:34

1 vote

0 answers

132 views

What's the longest crewed space mission flight ever?

asked Jul 4, 2020 at 12:51

0 votes

2 answers

102 views

Are the SpaceShipTwo pilots weightless when the craft separates from the WhiteKnightTwo?

asked Jul 1, 2020 at 10:38

Stack Exchange Network

31 Questions

What would ice-skating be like on Europa?

Would a higher air pressure on the ISS or elsewhere make it easier to "swim" in microgravity?

Would the national flag planted by astronauts on Mars need an upper horizontal pole like the ones on the Moon?

At what minimum distance does the Earth appear star-like to the naked eye?

How far can you see on the surface of Venus?

Why was there never a lander for the Martian north polar cap?

Is there a certain plan on how Houston will talk with the Artemis 3 crew?

How does gravity vary in a gas giant's interior?

Would a Foucault pendulum work on the Moon and on the Galilean moons?

Are all or some geostationary satellites tidally locked to the Earth?

Would a sniper bullet fired on Ceres reach orbital or even escape velocity?

What would it take for a balloon to reach an altitude of 65 km (214,000 ft) above the Earth's sea level?

What was the point of the Redstone rocket when there was the X-15 rocketplane?

Tradeoffs sending a tank of fuel ahead of a crewed mission to another planet?

How low would a full revolution around Titan and Triton be possible?

How did Osiris-Rex enter orbit around asteroid Bennu?

Could the Dream Chaser or Space Shuttle fly/have flown to the Moon with boosters on the orbiter's side?

Why did the SpaceShipTwo's ascent have to be aborted if the feather system wasn't unlocked in time?

What is the maximum apogee a Space Shuttle could have reached?

If a car or train freely drove on flat terrain on the Moon, would it eventually be stopped by something?

What is the maximum apogee a Dragon spacecraft can reach?

Why did the Apollo lunar suits have two visors?

History of investigation of lunar and Martian surface gravity

During their climb, when did/do the SpaceShipOne and Two pilots lose all or most of aerodynamic control over the spaceplane?

What is it like for ISS astronauts to re-adjust to the Earth's gravity?

What's the minimum speed for a spaceplane to reach outer space? [closed]

Were/Are the Space Shuttle or the Falcon 9 Dragon capable of achieving an elliptical orbit on whose apogee you'd see the entire Earth?

Could a helium balloon on Mars and on Triton float at air pressures lower than it could on Earth due to the bodies' low gravities?

What's the longest crewed space mission flight ever?

Are the SpaceShipTwo pilots weightless when the craft separates from the WhiteKnightTwo?