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DylanSp's user avatar
DylanSp's user avatar
DylanSp
  • Member for 8 years, 4 months
  • Last seen more than a week ago
11 votes
1 answer
648 views

Has on-orbit refueling ever been demonstrated with cryogenic fuels?

7 votes
1 answer
2k views

How will the SpaceX ITS return from Mars?

6 votes
2 answers
1k views

Why does the BE-3 use hydrogen as fuel?

6 votes
3 answers
972 views

When was the second production run of the Saturn V cancelled?

6 votes
1 answer
467 views

Why did some early Shuttle missions launch to high inclinations?

5 votes
2 answers
422 views

Is Soyuz-2.1v as hardy as previous Soyuz launchers?

5 votes
2 answers
590 views

Why were the SSMEs so much more fragile than the J-2 engines?

4 votes
1 answer
156 views

Were there contemporary criticisms of NASA's pre-Challenger plans to exclusively use the Shuttle for US launches?

3 votes
1 answer
126 views

What are the temperature constraints on various solid rocket boosters?

3 votes
1 answer
281 views

How would the STS have differed if it used J-2's as the main engine?

3 votes
3 answers
134 views

What uncrewed interplanetary exploration probes have launched on heavy/superheavy-lift vehicles?

3 votes
1 answer
167 views

What is the Mars "network science mission" referred to in NASA's Mars Design Reference Architecture?

2 votes
2 answers
417 views

How plausible is an upper stage with minimal/no avionics and RCS?