Tag: Big Dipper

Astronomers Spot An Alien Star Lingering In The Milky Way

There’s a star in the Big Dipper that doesn’t quite belong in the Milky Way. Instead, it’s an interloper that drifted in from another galaxy.

Space May 11, 2019

High-energy cosmic rays origin close to being discovered

Cosmic rays originating from beyond the galaxy are the most energetic particles in the known universe. Now, astronomers may be coming closer to understanding how they form.

Space July 10, 2014

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