Pinky Sandoval Umali
@red1224 active 6 years, 10 months agoRank: Newbie
In our universe, there are two types of galaxies: live ones and dead ones. For two decades, scientists didn’t understand what could possibly kill a previously thriving galaxy, but in 2017, research may be pointing to whodunit.
As recently as 2015, scientists had two theories for how galaxies die — that is, how they lose the hot, X-ray-spewing g […] View
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