It drives the movements of stars and galaxies, but dark matter is invisible. While it remains a colossal mystery, a study ...

A long-simmering disagreement over the universe’s present-day expansion rate shows no signs of resolution, leaving experts ...

Euclid has opened a new window to the cosmos with its first deep sky data release, revealing millions of galaxies, ...

A bright star within our Milky Way galaxy photobombed a beautiful new image of a distant galaxy with "patchy" spiral arms.

The space telescope's image of a odd-looking spiral galaxy is, in reality, two distant galaxies overlapping each other.

NASA's Hubble has captured stunning images of NGC 4941, revealing details of star formation, helping scientists understand ...

The brightest star in Cancer is Acubens. Other deep sky objects are open star cluster Messier 67 and interacting spiral galaxies NGC 2535 and NCG 2536. Enjoy the Beehive star cluster if you are ...

Dark matter is a confounding concept that teeters on the leading edges of cosmology and physics. We don't know what it is or ...

The recent images of NGC 460 stem from a study on the gas and dust between stars — called the interstellar medium — to better understand how gravitational forces between interacting galaxies ...