Top Questions

0 votes
2 answers
63 views

Using Orbital Rings to Achieve High Escape Velocity

4 votes
1 answer
84 views

Would a ice core samples taken on the Moon provide us with information about the past that we cannot easily obtain in other ways?

2 votes
1 answer
162 views

Shuttle dance bank angle timeline

3 votes
1 answer
119 views

Will a human mission to Mars require artificial gravity?

3 votes
1 answer
232 views

Feasibility of landing all 3 Cores of the Falcon Heavy on Droneships [duplicate]

3 votes
1 answer
260 views

How do you measure specific impulse Isp of a rocket engine?

0 votes
1 answer
81 views

Feasibility of landing Starship's Super Heavy booster on a droneship

0 votes
0 answers
33 views

How can I plot ground tracks on the surface of the Moon?

6 votes
1 answer
579 views

Is there a name for this type of 'Spin Gravity' ship configuration?

6 votes
1 answer
757 views

Can the equipment behind panels of Russian ISS modules be reconfigured like the US modules?

2 votes
3 answers
840 views

(How) would the water deluge system impact Starship superheavy captures?

7 votes
1 answer
1k views

What is astronaut Alexander Gerst signaling with this K-shaped hand signal?

1 vote
1 answer
67 views

How to find out details on which country owns how many GEO stationary orbital slots

16 votes
4 answers
3k views

Are there any known atmospheres that would support traditional combustion engines?

0 votes
1 answer
98 views

Star Tracker Absolute Accuracy

6 votes
2 answers
367 views

How does the power output of the 33 Raptors on SpaceX's Superheavy compare to the power distributed on America's electrical grid?

4 votes
2 answers
13k views

Does Saturn have a solid surface?

0 votes
1 answer
69 views

Landing Zones 1 and 2 in Cape Canaveral and yet launching from KSC?

1 vote
2 answers
134 views

How can one terraform Mercury?

22 votes
5 answers
8k views

What is SpaceX doing differently with their Falcon 9 so that it doesn't cost as much as the Space Shuttle?

0 votes
1 answer
128 views

How much deltaV would it take to launch from the top of mount Everest straight up then circularize at 200km once in space?

0 votes
0 answers
46 views

Discrepancy between Keplerian Elements and real orbits? [closed]

2 votes
1 answer
87 views

Is it possible to change a satellite's eccentricity without changing semimajor axis (instantaneous maneuver paradigm)? What else needs to "give"?

2 votes
3 answers
786 views

How can you warm up Mars?

2 votes
1 answer
384 views

How much will it cost MrBeast to send a HDD alongside the new moon rover?

0 votes
0 answers
17 views

Example using NASA GMAT to model a sounding rocket launch

4 votes
1 answer
192 views

Theoretical viability of a liquid rocket engine concept [closed]

2 votes
1 answer
278 views
+200

Are direct conversion optical receivers being looked at for future deep-space communication?

13 votes
4 answers
3k views

Do Starlink satellites have cameras?

7 votes
1 answer
261 views

Will ISS astronauts be able to observe the 2024 solar eclipse?

3 votes
0 answers
90 views

How can I calculate the altitude my waterrocket will fly with a certain amount of pressure?

13 votes
6 answers
3k views

Why does this formula say rocket efficiency depends on velocity?

18 votes
7 answers
7k views

Why do scientists use specialized units for distance when metric units are perfectly adequate?

4 votes
1 answer
696 views

Why is this satellite's solar panel oscillating?

4 votes
1 answer
235 views

Unable to find Incident Report for aborted launch of first Shuttle flight

10 votes
2 answers
2k views

How long is a day on the Moon?

7 votes
5 answers
1k views

Would reusability affect the performance of a rocket engine compared to a single launch version of that rocket engine

15 votes
1 answer
446 views

Will Soyuz spacecraft be able to visit the Lunar Gateway?

13 votes
0 answers
337 views

Which kinds of survival equipment does Crew Dragon have, in case of an emergency landing?

9 votes
2 answers
2k views

Is there any satellite that uses LOX as oxidizer?

2 votes
0 answers
58 views

What are some best practices for coding a satellite orbit propagator and ground track plotter?

1 vote
0 answers
33 views

Thrust Impulse graph for specific engine type

10 votes
4 answers
3k views

What is the velocity of the ISS relative to the Earth's surface?

5 votes
3 answers
1k views

What is the difference between an engine skirt and an engine nozzle?

1 vote
0 answers
45 views

Two line element. Change epoch to epoch year and Julian day fraction [duplicate]

6 votes
2 answers
1k views

What are the parameters of the Voyager high-gain antenna?

3 votes
2 answers
286 views

Is space habitation a technology problem or is it really just a mass (cost) problem?

3 votes
2 answers
206 views

How realistic are the required fluorine mining quantities for terraforming Mars compared to the real mining practices on Earth?


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