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

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

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

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 ...

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

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

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 ...

Discover why the solar system's planets are arranged as they are, shaped by formation conditions and planetary migration.

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 ...

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

Astronomers have finally weighed a wandering “rogue” planet, uncovering a Saturn-mass world flung into the galaxy after a ...