Astronomers have identified a strange new kind of exoplanet that challenges how scientists classify worlds beyond our Solar System. The planet, L 98-59 d, appears to contain a vast ocean of molten ...

A new data release more than doubles the number of gravitational-wave candidate events—and reveals unexpected complexities of merging black holes ...

The James Webb Space Telescope has revealed new details in a bizarre nebula that looks like a brain floating in space. Formed ...

Glasgow Clyde College is preparing to make history by broadcasting a lecture into outer space as part of a new course ...

The Hubble constant — named after Edwin Hubble, the astronomer who found in the early 1900s that the universe is expanding — ...

Space tourism has opened a new chapter in human travel. The idea of spending a holiday beyond earth is moving closer to ...

Still in its original galaxy, a rare holdout from the second generation of stars sheds new light on the origins of the ...

A half-century ago, George Clinton debuted a $500,000 spaceship that turned his live concerts into intergalactic journeys.

Observations show the universe appears flat, yet its true size and global shape beyond the observable horizon may remain ...

A dying star’s final breath creates a haunting, brain-shaped cosmic silhouette.

In the 1950s, a London taxi driver claimed he received a message from outer space. His name was George King, and according to him, the message was not a warning or a threat, but a revelation. Humans ...

Michael S Turner argues that the next breakthrough in particle physics and cosmology may be just around the corner.