The milestone highlights the accelerating rate of discoveries, just over three decades since the first exoplanets were found. The official number of exoplanets — planets outside our solar system — ...

A distant gas giant the size of 10 Jupiters is now the first planet outside Earth's solar system to be mapped in three ...

A University of Arizona-led team discovered a growing planet, WISPIT 2b, forming inside a disk gap around a young star. The finding confirms theories that protoplanets carve out gaps in disks of gas ...

The team identified planets around three stars, including TOI-5799c, which may have an atmosphere and conditions suitable for liquid water.

This eruption was a Coronal Mass Ejection, or CME. These events are huge blobs of plasma (highly ionized gas) and magnetic fields that rip away from the Sun’s outermost layer of atmosphere.

Space is still the final frontier, and NASA has announced that the frontier is more vast than we realized. The NASA Kepler mission has discovered 715 planets set up in multiple-planet systems a lot ...

Astronomers have, for the first time, detected a massive explosion from a star outside our solar system, specifically a ...

As telescopes have become more powerful, it’s turned out our solar system is not the only game in town: There are millions of ...