Our solar system may have a ninth planet after all, following the declassification of Pluto nearly two decades ago, ...

If the object really is Planet Nine, it would be larger than Neptune and exist 700 times further from the sun than Earth.

They reveal a whole new level of detail in these planet-forming systems. Breakthroughs, discoveries, and DIY tips sent every ...

"It's like trying to spot a fish by looking for ripples in a pond, rather than trying to see the fish itself." ...

The solar system consists of our star, the sun, and everything bound to it by gravity: the planets Mercury, Venus, Earth, ...

Astronomers have found possible chemical signs of life on a distant planet outside our solar system, though they caution ... Earth’s size and more than 8 times more massive.

A team of astronomers led by the University of Cambridge has detected the chemical fingerprints of possible signs of life on a planet outside the solar system. Using data from ... in the constellation ...

With a lot of talk about space recently, have you ever wondered which are the hottest planets in the solar system? You'd think ... 36 million miles away from our shining star.

Probing these wacky celestial bodies can help us understand how conditions beyond our solar system may yield planets vastly different from our own, said study author Thomas Baycroft with the ...

This suggests the planet ... in our solar system, including various claims of environments that might be conducive to life in places like Mars, Venus and various icy moons. K2-18 b is 8.6 times ...

which primarily produced by living organisms Scientists have discovered what they call the strongest indication yet of potential life beyond our solar system by identifying unusual gases in the ...

Watch live as Professor Nikku Madhusudhan of the University of Cambridge’s Institute of Astronomy delivers remarks after British researchers, using observations from the James Webb Space Telescope, ...