Astronomers may have found the long-missing half of the universe's regular matter—and it appears to have been right under our ...

Learn how astronomers found the invisible ionized gas that forms puffy halos surrounding galaxies.

The James Webb Space Telescope has given the first ever clear look at a dying star which is over 1,000 light years away from earth in new images.

The stars are surrounded by diffraction spikes, which are the starburst-like radiating lines that appear around bright ...

For decades, scientists have been puzzled by the missing mass in the universe. While we know that about 85% of the universe is made up of dark matter, the remaining 15% is made up of normal (baryonic) ...

In 2009, NASA launched the Wide-field Infrared Survey Explorer, or WISE mission, to make infrared observations. This was the latest in a line of space-based, infrared observatories, and it cost about ...

The James Webb Space Telescope's Near-Infrared and Mid-Infrared instruments (NIRCam & MIRI) have delivered imagery of interacting galaxies IC 1623, located 270 million light-years from Earth. Credit: ...

For decades, scientists have known that ordinary matter — everything made of atoms — accounts for just 15% of the universe’s matter. The rest is mysterious dark matter. But even that modest slice didn ...

Explore HubbleHubble HomeOverviewAbout HubbleThe History of HubbleHubble TimelineWhy Have a Telescope in Space?Hubble by the NumbersAt the ...

The Webb telescope — a scientific collaboration between NASA, ESA, and the Canadian Space Agency — is designed to peer into ...

A stunning new image from the James Webb Space Telescope (JWST) is allowing astronomers to examine the complex and turbulent final stages of a dying star's life.

Astronomers may have uncovered a hidden population of galaxies that could rewrite what we know about the universe's evolution ...