These latest findings deepen our understanding of the cosmic soup.

NASA's Chandra Observatory recently captured an X-ray image that helped identify a dramatic break in one of the galaxy's ...

A planet circling at a sharp 90-degree angle to the orbits of its two host stars has now been confirmed. This discovery ...

The most recent measurement of a nearby galaxy cluster is deepening a disagreement about how fast the universe is expanding — ...

Despite weighing about a million times the mass of our sun, the black hole wasn't found at the center of its host galaxy, ...

Astronomers using W. M. Keck Observatory on Maunakea, Hawaiʻi Island have listened to the music of a nearby star, uncovering ...

A star in a faraway galaxy is sending itself into a spiral of doom, repeatedly plunging through a disk of hot gas surrounding ...

Astronomers have spotted the largest structure in the universe, a 10 billion year spanning structure that is a total mystery.

A mysterious cluster of 60 stars may be just another Milky Way star cluster, or it may be one of the smallest galaxies ever ...

In the new study, however, astronomers used the cutting-edge "Keck Planet Finder" (KPF) instrument as the W. M. Keck ...

Astronomers have spotted something that appears to stretch around ten billion light years across. This so-called ...

Our solar system may have a ninth planet after all, following the declassification of Pluto nearly two decades ago, ...