As far back as 1912, astronomers realized that the Andromeda galaxy — then thought to be only a nebula — was headed our way. A century later, astronomers using NASA’s Hubble Space Telescope were able to measure the sideways motion of Andromeda and found it was so negligible that an eventual head-on collision with the […]
Category:
Andromeda Galaxy, Astrophysics, Astrophysics Division, Galaxies, Goddard Space Flight Center, Hubble Space Telescope, Interacting Galaxies, The Milky Way, The Universe
Posted on
June 2, 2025
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