The Guardianβ€’5h agoSource

Milky Way flipped in collision with dwarf galaxy 10bn years ago, astronomers say

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Durham University researchers have presented evidence that the Milky Way galaxy was violently flipped on its side about 10 billion years ago due to a head-on collision with a dwarf galaxy known as Gaia Sausage. The impact altered the Milky Way's orientation, setting it into its current position. This finding provides insights into the early formation and evolution of our galaxy.

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Why it matters

Durham University researchers found evidence of a cataclysmic direct hit.

Evidence

Durham University researchers found evidence of a collision between the Milky Way and a dwarf galaxy.

Uncertainty

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Key findings

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Durham University researchers found evidence of a collision between the Milky Way and a dwarf galaxy.

The Guardian
Scientificscore: 30
  • Durham University researchers found evidence of a cataclysmic direct hit.
  • The collision happened about 10bn years ago.

Plain English

<p>Durham University researchers find significant direct hit with Gaia Sausage sent Milky Way into its current position</p><p>Astronomers have found evidence that the Milky Way was flipped on its side following a direct hit from another galaxy long before the solar system was born.</p><p>The major collision took place about 10bn years ago when the Milky Way was struck head-on by an…</p>

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Claims

5 claims checked
0 assessed|0 inaccurate|5 unverifiable
◐ Unconfirmed
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Durham University researchers found evidence of a collision between the Milky Way and a dwarf galaxy.

The Guardian
◐ Unconfirmed
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The Milky Way was flipped on its side following a direct hit from a wayward galaxy.

The Guardian
◐ Unconfirmed
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The collision occurred approximately 10 billion years ago.

The Guardian
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The collision was head-on.

The Guardian
◐ Unconfirmed
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The dwarf galaxy involved is called Gaia Sausage.

The Guardian
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