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The Milky Way will crash into the Andromeda Galaxy in 4.5 billion years and scientists think they finally know why
For nearly a century, astronomers have known that the universe is expanding. Most galaxies are carried outward with the flow ...
It turns out that looming collision between our Milky Way and Andromeda galaxies might not happen after all. Astronomers reported Monday that the probability of the two spiral galaxies colliding is ...
Another core assumption in standard Milky Way lore was that its last big collision happened very early, when the Universe itself was young. Scientists had long dated a key merger to between eight and ...
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