Both NASA’s James Webb Space Telescope and Chandra X-ray Observatory caught these two galaxies in a close embrace.

The galaxy cluster appears hotter and more mature than it should for its young age, challenging what we think we know about ...

Scientists have discovered a rogue planet roaming the Milky Way after combining observations from Earth and a space telescope ...

An undated image from NASA’s Webb Space Telescope shows an outflow from a nearby still-forming star in infrared light, with a spiral galaxy off in the distance. (NASA via AP) CAPE CANAVERAL, Fla. (AP) ...

The Virgo cluster, despite being millions of light-years away, closest large galaxy cluster to Earth. The Virgo galaxy cluster has been pivotal in the history of astronomical findings. In fact, one of ...

Using data from the James Webb Space Telescope, astronomers traced how Milky Way–like galaxies formed and changed over time.

NASA Hubble data show stripped gas surrounding edge-on galaxy NGC 4388 in the Virgo cluster, revealing ionized plumes and structural details from black hole activity and cluster interactions.

Scientists measured mass and distance of free floating planet drifting through space without star for first time.

Astronomers have detected fast-repeating radio bursts from a distant "dead" galaxy that should not contain the energy to produce these types of signals, according to new research. The source of the ...

NASA’s Hubble finds Cloud‑9, a starless gas cloud dominated by dark matter. The first confirmed “failed galaxy” reveals ...

This is an artist’s impression of JADES-GS-z14-0, which as of today is the most distant confirmed galaxy. Galaxies in the early Universe tend to be clumpy and irregular. Supernova explosions in this ...

Located around 30 million light-years away in the constellation Virgo, the Sombrero Galaxy is instantly recognisable. Viewed nearly edge on, the galaxy’s softly luminous bulge and sharply outlined ...