February 2020 Sci News reported on this galaxy XMM-2599 discovered about 12 billion light-years away. Astronomers using the Multi-Object Spectrograph for Infrared Exploration (MOSFIRE) at the W. M. Keck Observatory have discovered an ultramassive galaxy 12 billion light-years away from Earth. The unusual galaxy, named XMM-2599, formed stars at a very high rate and then died; why […]
Tag: early universe
The universe is bright but are they in the Dark? Using computer simulations, researchers at the Carnegie Institution for Science have determined that in the intergalactic medium (IGM)—the space between galaxies—there is actually more light being emitted than there should be by a factor of 400%.1 The light observed coming from the ionized hydrogen atoms […]