The Latest Breaking News from Solar System

Of all the objects in the Solar System, perhaps the most spectacular are the great comets that occasionally grace our skies. If you’ve been on social media in the past few days, you’ve probably seen articles proclaiming we have such a comet in our skies right now: C/2023 P1 (Nishimura).

The exoplanet K2-18 b – which is outside the solar system – is 8.6 times as massive as Earth

The "world's leading alien hunter" on his new book and his relentless search for extraterrestrial objects

Avi Loeb, an astrophysicist at Harvard University in the US, has published a press release claiming that some of the 700 or so spherical metallic fragments (spherules) he recovered from the bottom of the Pacific Ocean, just off the coast of Papua New Guinea, are from beyond the Solar System.

A recent study proposes a totally different version of Planet Nine, but which one is really out there?

In new research published in Nature Communications, scientists analysed lead and uranium isotopes in Erg Chech 002 and calculated it is some 4.56556 billion years old, give or take 120,000 years

Europa and other ocean worlds in our solar system have recently attracted much attention.

Peers question whether evidence is sufficiently extraordinary to prove an extraordinary claim

Astronomers just spotted a huge crater on a 500-mile-wide dwarf planet in the outer Solar System.