Astronomers have confirmed a giant planet orbiting a tightly bound pair of young stars, marking a first in direct exoplanet imaging. The planet, known as HD 143811 AB b, is the closest-in world ever ...

The Manhattan-sized interstellar visitor hurtling through space has captured the imaginations of UFO watchers for months, now ...

The colour change reveals ancient carbon chemistry, offering rare insights into material formed beyond our solar system.

Harvard physicist Avi Loeb is puzzled by the interstellar comet 3I/ATLAS after it turned a shocking green colour near the sun ...

The Geminid Meteor Shower will reach its dazzling peak tonight, with up to 150 shooting stars visible every hour.