If not in visible stars and galaxies, the most likely hiding place for the matter is in the dark space between galaxies.

On January 22, 2025, physicists unveiled a groundbreaking discovery that could revolutionize our understanding of the universe and potentially unlock the secrets of time travel. The existence of ...

How can fission-powered propulsion help advance deep space exploration, specifically to the outer planets like Jupiter, Saturn, Uranus, and Neptune? This is what a recent study presented at the 56th ...

A new study published this month has issued an urgent call for future endeavors in space exploration to take nuclear space travel seriously. Similar to a previous study which called for scientists to ...

The final milestone in construction was reached on November 25, as technicians carefully joined the giant telescope's inner ...

"These small galaxies punch well above their weight." Evidence continues to assemble that dwarf galaxies played a larger role in shaping the early universe than previously thought. Astronomers ...

Superman may be a work of pulp fiction, but astronomers have identified where in space the alien immigrant hero's home planet, Krypton, could have existed. And this location suggests maybe Clark Kent ...

For centuries, Europeans thought that eternal daylight saturated the cosmos. The shift to a dark universe has had a profound ...

Houston, we have a list of great museums. Inside the American Museum of Natural History's glass cube, the Frederick Phineas and Sandra Priest Rose Center for Earth and Space has some of the city's ...