Space Exploration Stack Exchange is a question and answer site for spacecraft operators, scientists, engineers, and enthusiasts. It only takes a minute to sign up.

Sign up to join this community
Anybody can ask a question
Anybody can answer
The best answers are voted up and rise to the top

Explore our questions

10 votes
1 answer
239 views

Using today's technology, is interstellar navigation possible?

0 votes
0 answers
22 views

I want to write a program to calculate optimal trajectories, where can I find info on the maths

1 vote
0 answers
20 views

More feasible geometries for counter rotating variable pitch mechanical launch system?

2 votes
0 answers
92 views

Why are tiles used instead of other novel solutions, for non-ablative heatshields?

1 vote
0 answers
33 views

Why does the heatshield have to be on the outside?

33 votes
7 answers
11k views

Why didn't NASA use the shuttle to make a profit?

35 votes
5 answers
9k views

What is the total mass sent into orbit over all history?

3 votes
1 answer
64 views

How do Inertial Navigation Systems compensate for their inability to measure gravitational acceleration?

14 votes
2 answers
1k views

Have there ever been cubesats in GEO?

2 votes
0 answers
36 views

Is it more common for crewed spacecraft (and spacecraft that interact with them) to have navigation lights, or not?

5 votes
0 answers
443 views

How many kilograms of nickel particles will be dispersed in Earth's atmosphere by dumping old ISS batteries overboard?

6 votes
1 answer
264 views

Advantages/disadvantages of wood for surface of cubesat?

3 votes
1 answer
552 views

What is the Falcon 9 interstage used for?

21 votes
1 answer
9k views

How were the Space Shuttle SRBs ignited? (with what?)

Browse more Questions