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Questions regarding a 'sail' that can be attached to spacecraft to harness the sun's radiation to propel a ship in one direction or another.
6
votes
1
answer
321
views
What is the most stable configuration for a centrifugal ship towed by a solar sail?
Solar sails are not fast and acceleration is not going to provide meaningful simulated gravity. For a long journey, spinning a ship to provided simulated gravity can provide health benefits.
Essenti …
3
votes
1
answer
289
views
Can you use a light sail to achieve a survivable landing anyplace in our solar system?
Current answers at the new question Can you launch a probe to the Moon using a laser propelled craft? points out getting to the moon is not the problem, landing on it is.
This answer suggests that yo …
9
votes
1
answer
311
views
What is the closest to Earth you can expect lift from a solar sail?
There is no doubt that a solar sail can move you around the Solar system, and even interstellar, if you're not in a hurry. But it will not get you off the planet.
Assuming your ship/satellite is in …
52
votes
7
answers
9k
views
Can you tack against the sun using a solar sail?
Solar sails are a great, inexpensive way to move out from the sun, if you’re not in a hurry. Ocean going ships are able to tack against the wind, and to move up wind. Could a solar sail gain inbound …