Science ❯ Astronomy

Milky Way

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Simulations Suggest Milky Way Disk Flipped After Ancient 'Gaia Sausage' Collision

Researchers say a reorientation could explain the galaxy’s unusually slow stellar halo and points to specific observational tests to confirm the idea.

Astronomers Reconstruct NGC 1365’s 12-Billion-Year Past With Extragalactic Archaeology

Gaia Finds Thousands of Solar Twins, Tying the Sun to a Mass Migration Across the Milky Way

First All-Sky Census of Nearby K Dwarfs Flags 529 Prime Targets for Earth-Like Planet Searches

Radio Search Finds No Signal From Interstellar Comet 3I/ATLAS as Hubble Images Twin Jets

Two Southern Novae Dimming After Brief Naked-Eye Appearance