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1 vote
0 answers
20 views

Orange lines coming from rocket engine nozzle?

10 votes
6 answers
2k views

When has hydrogen peroxide been used in rocketry?

56 votes
7 answers
6k views

What technological breakthroughs were required to land booster stages?

1 vote
2 answers
259 views

Looking for figures for contemporary interstellar engine options

5 votes
1 answer
118 views

Have there been any rockets whose payload fairings consisted of more than two parts?

2 votes
0 answers
86 views

How do different stages attach to each other?

4 votes
1 answer
279 views

Calculating the propellant needed for a trip from LEO to Low Mars Orbit at constant acceleration of 1g

5 votes
2 answers
1k views

Developing intuition about altitude and velocity in multi stage rockets

18 votes
5 answers
11k views

Why doesn’t NASA build its rockets using graphene?

3 votes
3 answers
182 views

Which orbital class rocket has highest TWR at liftoff?

55 votes
5 answers
14k views

Why doesn't the Falcon-9 first stage use three legs to land?

3 votes
0 answers
71 views

How Spacex's Raptor Rocket Engine starts?

14 votes
2 answers
3k views

Which regulatory agency (if any) is in charge of investigating civilian rocket anomalies?

1 vote
1 answer
199 views

Would ejecting propellant close to light speed result a '"dream engine"?

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