SpaceX has formally acquired another one of Elon Musk’s companies, xAi, the space company announced on Monday afternoon.

A Sydney Ph.D. student has recreated a tiny piece of the universe inside a bottle in her laboratory, producing cosmic dust ...

General relativity doesn’t just bend light, it can influence planetary orbits enough to wipe out entire systems.

A young star called V1298 Tau is giving astronomers a front-row seat to the birth of the galaxy’s most common planets. Four ...

Coming from one of the world's largest astrophysical research institutes, I can tell you, the anticipation across the global space science community is electric.

A 13-atom molecule containing sulfur has been discovered in interstellar space for the first time, providing insight into the origins of the chemistry of life.

Astronomers have found thousands of exoplanets around single stars, but few around binary stars—even though both types of stars are equally common. Physicists can now explain the dearth.

An exoplanet called HD 137010 b might be the closest thing astronomers have ever seen to “Earth 2.0.” The trouble is that ...

The tech billionaire’s AI service, Grok, takes it name from a novel by Robert A Heinlein. The similarities between the two ...

From small, eerie rocks to massive, nightmare-inducing worlds, we journey through the most terrifying planets in the universe! Watch as we rank them from Level 1 to 100—each more terrifying than the ...

Subir Sarkar receives funding from the UK Research & Innovation (UKRI) councils. The shape of the universe is not something we often think about. But my colleagues and I have published a new study ...

An unusual object orbiting a rapidly spinning star might be a new phenomenon in the universe. By Jonathan O’Callaghan Earth isn’t a perfect sphere. The rotation of our planet causes it to bulge ever ...