which scientists call the Cosmic Microwave Background (CMB). The CMB is essentially the fossilised heat of the infant universe, allowing scientists to see the cosmos at its very first observable ...

The cosmos is now a more mature 13.8 billion years old, which means the light had to travel more than 13 billion years to reach the telescope. The cosmic microwave background as captured by ACT.

The Cosmic Microwave Background: A Relic from the Big Bang ... Its advanced instruments will allow astronomers to peer deeper ...

it became filled with microwave radiation that pervades the cosmos to this day, a phenomenon known as the cosmic microwave background. That's what these new maps show — and they're clearer than ...

Voluminous clouds of cosmic dust permeate our galaxy, but only recently has software allowed detailed observations of the stuff at scale.

For instance, one measure associated with the pictures below—new high-definition snapshots of the cosmos in its infancy—is 1,900 “zetta-suns.” Two views of the cosmic microwave background ...