On Saturday (Jan. 10), for example, we will see three satellites on one side of Jupiter (going outward from the planet: ...

Thanks to the discovery of thousands of exoplanets to date, we know that planets bigger than Earth but smaller than Neptune ...

Marvel’s planets look spectacular—but could any of them actually exist? This video puts the MCU’s alien worlds under the ...

Astronomers may have finally worked out how planets between the size of Earth and Neptune – which aren't found in our Solar ...

Most planetary systems contain worlds larger than Earth but smaller than Neptune, and the low-density planets around one ...

Until now, researchers have struggled to understand where these planets actually come from. Now, however, researchers have ...

It's estimated there may be trillions of rogue planets wandering through the Milky Way, unbound to any star. Since detecting ...

A free-floating planet drifting through space is being closely followed by scientists who are managing to find out more about ...

What will we see in the southern sky in 2026? A total eclipse of the moon (at a convenient time), a blue moon and a supermoon ...

Key takeawaysPlanets larger than Earth but smaller than Neptune are the most common kind in the galaxy, but because our solar ...