This video provides an educational look at various exoplanets discovered within our galaxy. It examines the scientific ...

Even at a glance, the planets in our solar system are wildly diverse. Huge and small, airless and densely packed with atmosphere, they have a wide range of characteristics distinguishing them. But if ...

Explore the Solar System in this video, which demonstrates the relative sizes of the planets and their distances from the Sun ...

Rogue planets sound like rare travelers among the stars, freed from the gravitational constraints of a host system, left to ...

The LHS 1903 system defies expectations with a rocky outer planet, prompting new ideas about how planets form and evolve.

New simulations suggest binary star systems may be ideal for planet formation, and may produce more gas giants than ...

In the far reaches of our solar system resides a host of icy and desolate celestial bodies. Among these objects, only the ...

Learn more about the bizarre geological features found throughout our Solar System.

Two decades ago, the International Astronomical Union—which defines and names celestial bodies—redefined the criteria for ...

A strange planetary system called TOI-201 is changing in real time, with three very different worlds pulling on each other.

Measurements of this interstellar comet’s molecular makeup show an excess of heavy water molecules that is dramatically ...

Scientists have discovered unexpected water-ice clouds on a distant, Jupiter-like exoplanet, challenging current atmospheric ...