Would building a Dyson sphere be worth it? We ran the numbers.
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An egg drop from space - and the failures along the way
5 votes -
How Japan managed to launch rockets into orbit without steering
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The insane engineering of the James Webb Telescope
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Centrifugal launch accelerator SpinLaunch completes first test flight
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Cosmic concrete developed from space dust and astronaut blood
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Powering the lunar base
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What is a Dyson sphere?
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On the Moon, astronaut pee will be a hot commodity. Urine can be used for landing pads, gardens, and drinking water. But will there be enough to go around?
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Are aerospikes better than bell nozzles?
7 votes -
How did NASA steer the Saturn V?
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SpaceX lands all three Falcon Heavy rocket boosters for the first time ever
28 votes -
SpaceX's Starship prototype vehicle may "hop" for the first time this week
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The “Impossible” Tech Behind SpaceX’s New Engine
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Appendix F: Personal observations on the reliability of the Shuttle
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Launch failures: the boring stuff
4 votes