In a blow to anyone dreaming that complex life may exist elsewhere in the universe, a new study suggests we're unlikely to ...

Astronomers have captured an exceptionally rare view of young planets in mid-transformation, revealing how bloated, giant worlds may shrink into the most common planets in the galaxy. Astronomers have ...

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

Astronomers have cataloged thousands of exoplanets, and a pattern keeps showing up: Around most stars, the most common ...

Scientists measured mass and distance of free floating planet drifting through space without star for first time.

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

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

One of the biggest recent surprises in astronomy is the discovery that most stars like the Sun harbor a planet between the ...

Across the Milky Way, planets slightly larger than Earth but smaller than Neptune appear around most stars. Yet our own solar ...

Leonardo Testi and team investigate the initial conditions for planet formation in this special astronomy focus ...

A lucky alignment of space- and ground-based telescopes has enabled researchers to nail down the mass of a rogue planet for the first time. Unlike worlds in our Solar System, rogue planets do not ...

With sapphire waterfalls, lava rain and orbits around dead stars, these distant worlds push the limits of what’s possible.