NASA’s Perseverance Rover continues to revolutionize our understanding of Mars with groundbreaking discoveries that are as ...

Sedna, a distant dwarf planet three-quarters the size of Pluto, is inching toward the brightest star in our sky — and in 2076 ...

Scientists created a simulation showing that early Earth still retained chemical traces of its igneous youth, 4.5 billion years ago.

What if the solution to one of Mars’ most ancient secrets lay in plain sight spread out over a Texas-sized region of the planet’s floor? In Chryse Planitia, over 15,000 mysterious mounds stand in the ...

We measure the extremely long distances between things in space by light years. A light year is the distance that light travels in one Earth year. Light travels at about 300,000 kilometres per second.

Mars has lost immense amounts of water over it lifetime, and scientists aren't sure exactly how. New research hints that the ...

The biggest Martian meteorite ever found on Earth is going under the hammer — and it’s got collectors buzzing from London to ...