Science
Dark matter is putting the brakes on our Milky Way galaxy’s spin – Space.com
The rotation of the Milky Way bar has slowed by almost a quarter.
The Milky Way
rotates at a whopping 130 miles (210 kilometers) per second, but a new study has found that dark matter has slowed the rotation of its bar by at least 24% since its formation nearly 14 billion years ago.
“Astrophysicists have long suspected…
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