Posts Tagged ‘Andromeda galaxy’

Andromeda and the Milky Way might collide sooner than expected

     The merger of the Milky Way and Andromeda galaxy won’t happen for another 4 billion years, but the recent discovery of a massive halo of hot gas around Andromeda may mean our galaxies are already touching. University of Notre Dame astrophysicist Nicholas Lehner led a team of scientists using the Hubble Space Telescope to […]

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