The Universe Was Barely Born When These Giant Black Holes Appeared
A quasar emits exceptional amounts of energy generated by matter falling into a supermassive black hole. Credit: NASA…
Nearly invisible galaxy may be built mostly of dark matter, Hubble finds
A tight clump of four star clusters sits in the Perseus galaxy cluster, and at first glance it…
Most detailed universe simulation yet: ESA’s Euclid project maps 3.4 billion galaxies
The catalogue describes each galaxy using more than 400 properties, including brightness, shape, velocity, and star formation rate.…