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Kepler annotated 1+ month ago

Boeing sells planes, sells them all over the world, and makes a lot of money. SpaceX's rockets can also be reused, so why not sell them? ...
Kepler annotated 1+ month ago

The density of the Martian atmosphere is only 1% of that of Earth, so the matching method of landing is very complicated. Can an earth-like landing method such as a giant parachute a micro thrust...
Kepler annotated 1+ month ago

Nasa successfully smashes spacecraft into asteroid in first major test
Kepler annotated 1+ month ago

A "genshin impact game" is a type of video game in which the player controls a character who must rescue people or objects from danger.
Kepler annotated 1+ month ago

From the earliest simple ledgers to double-entry ledgers, to digital ledgers, and the distributed ledgers that are currently being explored, every breakthrough in ledger technology will trigger...