A four-planet system reveals remarkable insights about how planets form and how they change during their lifetime.

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

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

Stars and planets are inextricably linked. They form together and stars shape the fate of planets. Stars create the dusty ...

The star system V1298 Tau reveals that many planets begin as large, low-density worlds that slowly shrink and shed their ...

New research tracks young planets around a nearby star, showing how large, gas-rich worlds shrink over time to become the most common planets in the galaxy ...

Compared to our 4.5-billion-year-old sun, ​​the 20-million-year-old V1298 Tau is a stellar baby, making it ideal for ...

What was originally thought to be a planet orbiting the Fomalhaut star was probably just the fallout of a wild collision.

Webb telescope discovered a bizarre exoplanet with carbon atmosphere, no hydrogen, orbiting a super-dense spinning star.

New research explains how dust links the formation, evolution, and fate of stars and planets, and why future telescopes are needed to observe these processes in detail ...

Mercury has long baffled astronomers because it defies much of what we know about planet formation. A new space mission ...

Scientists have discovered a rogue planet roaming the Milky Way after combining observations from Earth and a space telescope ...