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SpaceX's Starship rocket does its job during first orbital flight
来源: Phys.org - latest science and technology news stories · 发布于
SpaceX sent its Starship super-rocket on its first orbital flight—a shorter-than-planned test mission that put operational Starlink satellites into orbit for the first time.
SpaceX sent its Starship super-rocket on its first orbital flight—a shorter-than-planned test mission that put operational Starlink satellites into orbit for the first time.
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First stellar stream beyond the Milky Way could reveal dark matter
Astronomers have discovered the first globular cluster stellar stream beyond the Milky Way, opening a new way to study dark matter in distant galaxies. These faint trails of stars trace a galaxy’s gravitational structure and could eventually help scientists map invisible matter a
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