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 ...

Precise Readings From a South Pole Telescope Can Change Everything Humans Know About Cosmos Better insights on the mysterious ...

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

Using the James Webb Space Telescope, scientists spotted thin and thick disks in galaxies as far back as 10 billion years ago ...

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.

New measurements of the universe’s expansion using James Webb Space Telescope appear to resolve the Hubble constant conflict ...

For years, astronomers have been working to piece together the story of our universe, but the critical early chapters ...

The Rubin Observatory will reveal its first images on Monday. Space.com spoke to scientists who explained why this will be a ...

New observations from the James Webb Space Telescope (JWST) suggest the cosmos may be much older than once believed. For ...