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This is something I've been thinking about for a while now. My initial estimates for the structure were based on people's estimates for an O'Neil cylinder, but assuming you can...
Asked on 09/29/2021 by brysgo
9 answerConsidering that NASA have been running short of plutonium for their RTGs, it makes sense to consider alternatives.For the inner solar system up to Jupiter, solar cells have been...
Asked on 09/29/2021 by lijat
1 answerSome satellites in the databases have this "[-]" mark at the end. For example "IRIDIUM 39 [-]" and "GLOBALSTAR M038 [-]", which in databases like www.space-track.org or...
Asked on 09/29/2021 by Swike
1 answerThe suits that astronauts use to preform EVA's on the ISS have some sort of "TV camera" with which they stream analog video back to the ISS and then back...
Asked on 09/29/2021 by Dragongeek
1 answerAt one point in Carl Sagan's novel Contact (1985), set c. 1999, the main character hitches a ride into space on a space shuttle:The President clearly was in favor of...
Asked on 09/29/2021 by Michael Seifert
1 answerBrowsing the HiRISE observations of Mars, I noticed that there aren't any observation footprints at a latitude lower than -65° or higher than 65°. Why is this?...
Asked on 09/29/2021
1 answerThe NASA News headline ESA/NASA's Solar Orbiter Returns First Data, Snaps Closest Pictures of the Sun caught my eye because Solar Orbiter (2020-010A) was...
Asked on 09/29/2021
2 answerThe EUI on the NASA/ESA Solar Orbiter recently captured the closest ever images of the sun. How is that made possible without destroying the imager?...
Asked on 09/29/2021 by David Wilkins
0 answerSo, if the Moon had an atmosphere composed of oxygen and nitrogen, how long might it last before it all boiled off into space due to the low gravity of...
Asked on 09/29/2021 by mzs.112000
1 answerI have long believed that Enterprise was just an empty craft, with only the instruments to operate in shorts flights in the atmosphere.Basically a large glider with odd wings....
Asked on 09/28/2021
1 answerGet help from others!
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