A planetary system 116 light-years from Earth has a peculiar pattern. It could flip the script on how planets form, scientists say.

A closer look at the planets around a star called LHS 1903 may just flip our understanding of how planetary systems form.

Astronomers have observed a planetary system that challenges current planet formation theories, with a rocky planet that ...

LHS 1903 flips rock and gas on their heads, hinting that late-born planets can rewrite the rules around common red dwarfs for now.

Scientists have discovered something that they previously thought wasn’t possible – an ‘inside out’ star system. When you line all the planets in our solar system up, the four closest to the sun are ...

Since the 1990s, scientists have discovered approximately 6,100 planets outside our solar system, called exoplanets.

Gas giants possibly developed slowly in the solar system. They developed cores layer by layer within a disk of ice and dust ...

When you see art of our solar system as the planet orbit the sun, you may notice that Earth's orbit has a tilt. It is not a perfect circle. What's more, Earth is not the only planet that displays such ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. Planetary scientists are split, oscillating between two main theories that explain the order in ...

The fate of a comet that was predicted to pass close to Earth remains a mystery five years after its dramatic breakup in the inner solar system.