Hidden ‘fossil galaxy’ discovered deep within the Milky Way

The Milky Way (Owen Humphreys/PA)
The Milky Way (Owen Humphreys/PA)

Astronomers have discovered a “fossil galaxy” hidden in the depths of the Milky Way.

Dubbed Heracles, the dead galaxy is left over from the early universe and is thought to have collided with the Milky Way around 10 billion years ago.

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