For nearly a century, astronomers have known that the universe is expanding. Most galaxies are carried outward with the flow ...
Morning Overview on MSN
Does the Milky Way really wobble through space like a giant spinning top?
The Milky Way is not the serene, flat disc that textbook illustrations suggest. Astronomers have confirmed that the outer edges of our galaxy’s disc are warped and that this deformation rotates slowly ...
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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