The ultimate purpose of PUNCH is to use its four instruments — three wide-field imagers (WFI) and a near-field imager (NFI) — ...

After five years of staring unblinking at the sky, the Atacama Cosmology Telescope (ACT) has compiled the most detailed map we've ever seen of the cosmic microwave background – the faint light that ...

An analysis of these new images revealed that the observable universe extends almost 50 billion light-years in all directions from ... much mass as 1,900 "zetta-suns," which is equivalent to ...

The most gigantic ones, known as “supermassive” black holes, can weigh millions to billions times the mass of the Sun. These ...