遥远的“小红点”星系可能包含婴儿黑洞

Distant ‘little red dot’ galaxies may contain baby black holes Alex Wilkins NASA, ESA, CSA, STSCI, AND D. KOCEVSKI (COLBY U.)/STSCI IMPOSSIBLY bright galaxies discovered by the James Webb Space Telescope (JWST) may not be so bright after all. These galaxies once threatened to upend our understanding of the cosmos by suggesting it contained monstrous black holes or far more stars than we had anticipated, but astronomers now think the galaxies might actually contain “baby” black holes instead. In its first few years scanning the early universe, JWST unexpectedly discovered hundreds of very red and extremely bright galaxies, which astronomers called “little red dots” (LRDs). …