Jupiter’s captured asteroids

Astronomers are now regularly detecting planets thousands of light years from Earth – but have we missed one in our own Solar System?

An artist’s impression of Cha 1107-7626 accreting material ...

The comet dubbed 3I/ATLAS, a rare extrasolar intruder, continues to barrel through the Solar System, attracting interest and speculation from astronomers and space scientists worldwide. Harvard astron

How many planets are there in the Solar System? It sounds like an easy question, but it’s more complex than you might think – and actually it’s one we still can’t answer. With scientists finding evide

One of the best ways to study the Universe is to inspect actual materials from our celestial neighbours. Some naturally fall to Earth as meteorites, but these are few and far between, limited in their

We humans are always wondering whether we’re alone in the Universe. But what if we are one of a long line of species that were around long before our planet even existed? This intriguing idea, that li