Hubble captures three infant stars lighting up a blue nebula, with a secret protostar forming in a shadowed disc below.

The light that the NASA/ESA Hubble Space Telescope collected to create this image reached the telescope after a journey of ...

The Cosmic Microwave Background, also known as the earliest light of the universe, was captured through SPT-3G in the South ...

How does the camera on the James Webb Space Telescope work and see so far out? – Kieran G., age 12, Minnesota Imagine a ...

A student who built a Lego version of the landmark Lovell telescope at Jodrell Bank with 30,500 bricks said it was the "most challenging build I've ever done but also the most fun". The observatory, ...

Andromeda never looked as good as it does in a new image from the Chandra X-ray observatory and a range of powerful ...

The earliest light in the universe has been traveling across space since just after the Big Bang. Known as the cosmic ...

Is the Hubble constant—a key part of how we measure the expansion of our universe—in a crisis? Some cosmologists say yes.