Astronomers have observed a planetary system that challenges current planet formation theories, with a rocky planet that ...

But new research has found the strongest candidate yet. The first author is Dayi (David) Li, a post-doctoral fellow in ...

The New Crescent Society, which is organizing the Greenwich event with the Royal Observatory, is hoping moon sighting will become fully established in Britain and be used by mosques.

In A Nutshell A massive star in the Andromeda Galaxy faded by more than 10,000 times over a decade and vanished from view, ...

The system, observed using the European Space Agency's Cheops space telescope, consists of four planets — two rocky and two ...

Europe hasn't hosted a total solar eclipse for ages, but that changes on August 12, 2026, when totality touches down on the continent's northwestern and ...

Astronomers had warned that proximity of INNA facility to telescopes would have irreparably damaged observation ...

Space is full of surprises, and in 2025, astronomers witnessed one of the most extraordinary events ever registered: a gamma-ray burst (GRB) that lasted seven ...

A distant star system with four super-sized gas giants has revealed a surprise. Thanks to JWST’s powerful vision, astronomers detected sulfur in their atmospheres — a chemical clue that they formed ...

Their observations of a faint, cool M-dwarf star called LHS 1903 revealed a system with a rocky world at its outer edge. LHS ...

Since the 1990s, scientists have discovered approximately 6,100 planets outside our solar system, called exoplanets.

It would be understandable if you stopped thinking as much about Pluto after it was “demoted” from being considered one of the nine planets sharing the Earth’s solar system to being classified as a ...