Particular stars called Cepheid variables allow astronomers to determine distance, and Hubble spotted one of these within M31.

The James Webb Space Telescope and Hubble Space Telescope have captured amazing views of spiral galaxy NGC 2566. Credit: ...

Astrophysicists suggest our galaxy may lie inside a "cosmic void" - offering a new explanation for the universe’s conflicting ...

Some of these open clusters are pretty famous, such as the Pleiades cluster, also known as the Seven Sisters. This is ...

A team led by the Italian National Institute for Astrophysics discovered the most distant known fossil galaxy — a relic of ...

Names are a strange thing in astronomy. Sometimes scientists come up with grandiose, simple name, like the Extremely Large ...

Here's everything to know about the James Webb Space Telescope, and what it captured on its three-year anniversary observing the cosmos. To mark Webb's third year of operations, NASA shared an image ...

Astronomers have turned the Atacama Large Millimeter/submillimeter Array (ALMA) into a time machine to peer back in cosmic time to 1 billion years after the Big Bang.

Credit: ESA/Hubble & NASA, M. Postman, P. Kelly Hubble’s latest portrait zooms into Abell 209, a colossal galaxy cluster 2.8 ...

Feb. 4, 2025 — NASA's Hubble Space Telescope has captured a cosmic bullseye! The gargantuan galaxy LEDA 1313424 is rippling with nine star-filled rings after an 'arrow' -- a far smaller blue ...