The mysterious interstellar comet 31/ATLAS has sparked worldwide speculation, and theoretical physicist Avi Loeb is once ...

A strong geomagnetic storm in spring 2024 brought the northern lights unusually far south, as the auroral oval expanded well ...

3I/ATLAS is only the third known interstellar visitor, hence the prefix “3I.” The second known interstellar body, Comet 2I/Borisov, was discovered by the Russian astronomer Gennady Borisov in August ...

A newly announced analysis of comet 3I/ATLAS has renewed global scientific interest in interstellar objects and their ...

A rogue star is headed straight for our Sun. If these two stars slam into each other, it could spell the end of all life on ...

Far beyond Neptune, at the far outer rim of our Solar System, astronomers have spotted what looks like a hidden “structure” ...

Currently there is a third “interstellar interloper” now passing through the solar system designated as 3i/ATLAS, for the ...

Most comets show green or blue light near sunlight. This colour comes from gases reacting to ultraviolet exposure. But Comet ...

The fractured comet C/2025 K1 (ATLAS) is now visible to skywatchers after breaking into multiple large pieces following a ...

It wasn’t easy, bringing the stars indoors. The first show, held in Germany in 1925, used grainy footage on a small dome, but was dizzying nonetheless. Now, a whole new future looms.

In October, a pair of comets known as Lemmon and SWAN also left trails of dust and gas as they continued along their vast ...

Scientists have found an old structure in the farthest point of the solar system that can throw light on what the earliest star system looked like, and why the planets are where they are. They are ...