The Milky Way’s fastest stars could have escaped from nearby galaxies

At the very edge of our galaxy, some stars are moving fast enough that they have the energy needed to escape its gravitational clutches. Now, it turns out, ours might not be the first galaxy these stars have escaped from.

Previously, physicists thought these incredibly fast stars were accelerated to such great speeds by the supermassive black hole at the centre of our galaxy.

Read more on WIRED

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