Astronomers thought the Milky Way was doomed to crash into Andromeda. Now they’re not so sure

For years, astronomers have predicted a dramatic fate for our galaxy: a head-on collision with Andromeda, our nearest large galactic neighbor. This merger—expected in about 5 billion years—has become a staple of astronomy documentaries, textbooks and popular science writing.

发布者:Dr.Durant,转转请注明出处:https://robotalks.cn/astronomers-thought-the-milky-way-was-doomed-to-crash-into-andromeda-now-theyre-not-so-sure/

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