Pluto is a bit of a loner. The dwarf planet is no longer considered a regular planet; it does not orbit on the same plane as ...

"The profile of the occultation was most consistent with it being a new satellite — a new moon — going around Quaoar." ...

In this latest data mining, scientists unexpectedly discovered two planets with extremely unusual orbits, whose trajectories differ dramatically from the known patterns of planetary orbits. In our ...

A young star’s disk shows unexpectedly high CO₂ and little water. The result questions standard theories of planet formation.

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Astronomers have ...

Astronomers have discovered a distant exoplanet with a tail that stretches over 5.5 million miles long. Credit: Jose-Luis Olivares / MIT illustration Astronomers have accidentally found a planet with ...

However, seismic anomalies detected on Mars by the InSight mission reveal that the mantle is far from smooth and contains ...

A rare exoplanet that should have been stripped down to bare rock by its nearby host star's intense radiation somehow grew a puffy atmosphere instead -- the latest in a string of discoveries forcing ...

Astronomers have spotted a planet just 90 light years away from Earth with a surprising atmosphere — and the possibility of clouds containing water. TOI-1231 b is an exoplanet, meaning it is located ...

Washington, DC – Using a network of small automated telescopes known as HAT, Smithsonian astronomers have discovered a planet unlike any other known world. This new planet, designated HAT-P-1, orbits ...