Unlike standard RGB images with their three channels, these files store information across numerous channels, each ...

Cosmic microwave background data support cosmology’s standard model but retain a mystery about the universe’s expansion rate.

Astronomers confirm a wandering black hole in our galaxy’s Sagittarius region using Hubble and Gaia microlensing data.

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 ...