"These ultra-low density planets are rare and they defy conventional understanding of how gas giants form, and if explaining how one formed wasn't difficult enough, this system has three!" ...

Deep in the cold darkness beyond our Solar System, Oxford-led astronomers have discovered a world that defies easy categorisation: a small, rocky worl.

Humans really are everywhere. More than any other vertebrate species, we have managed to quickly spread across the planet and ...

A hazy, ultra-light “super-puff” planet, Kepler-51d, is hiding its secrets and challenging how scientists understand planet formation.

How can scientists use spin as a fossil record for planetary evolution? This is what a recent study accepted for publication in The Astronomical Journal ho | Space ...

Greek mythology has given a name to a great many objects in our solar system. But perhaps one of the least well understood ...

Spin separates giant planets from 'failed stars' Clearest evidence yet that giant planets spin faster than their cosmic lookalikes. (Nanowerk News) Astronomers have ...

Read all about the largest Royal Caribbean ships – and the smallest.

For decades, astronomers have struggled to differentiate giant planets from brown dwarfs, a class of objects more massive ...

In one of the biggest surprises of NASA's OSIRIS-REx mission, its target asteroid, Bennu, turned out to be a jagged, rugged ...

A massive crater on asteroid Psyche may hold the key to whether it’s a lost planet’s core or something more complex. New simulations suggest NASA’s upcoming mission could finally solve the mystery.

Asteroid 16 Psyche has puzzled scientists for more than 200 years. Now, new research suggests that its large craters could ...