On January 5, 2005, astronomers at NASA discovered Eris, the second-largest dwarf planet in the solar system. Eris is just ...

How does a star affect the makeup of its planets? And what does this mean for the habitability of distant worlds? Carnegie's ...

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

Journey beyond the asteroid belt to explore the solar system's majestic giants and mysterious outer reaches. We break down the science of Jupiter's eternal storm, Saturn's iconic rings, and the frozen ...

Most planetary systems were simple, but some formed around multiple stars. This video explained how a planet could orbit an entire seven-star system without being torn apart. The key was hierarchy, ...

The planet formed 50 million years after the dinosaurs died, making it incredibly young in cosmic terms. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it ...

Astronomers have found what appears to be one of the strangest known worlds in the universe. It orbits a type of rapidly spinning neutron star called a pulsar – this in itself is unusual, but it is ...