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Questions about how space vehicles and related hardware are designed. See also [structural-design] and [engine-design].

0 votes

Are large spin gravity spaceships practical considering strength of materials

Tethers can be seen as a reinforcement stiffening the ring, with tension set arbitrarily per design. …
CourageousPotato's user avatar
1 vote

How many motors on the new Mars 2020 rover? (and other questions)

The Mars 2020 rover, like Curiosity, has an electric motor in all six wheels. The drive system is highly automated, meaning the operators give commands like “move at this speed to this position 2 mete …
CourageousPotato's user avatar
5 votes

Just how pointy does a rocket's nosecone need to be?

There is a trade-off here that must be evaluated design by design to decide what tip structure and material is best. …
CourageousPotato's user avatar
2 votes

Why do all recent proposed lunar landers have payloads on top?

The reason is mostly to isolate the habitable portion of the lander to the end that docks with the Lunar Gateway. On two-stage designs, this is just the Ascent Module. Habitable volume is heavy compar …
CourageousPotato's user avatar
18 votes

How well would Max Faget's April 1, 1969 design for the Space Shuttle have actually worked? ...

It is possible that, for this model design, there was another requirement on the landing conditions that mandated a subsonic wing. References: Michael A. …
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