New planet is one of the best ever hopes for seeing alien life, scientists say - Less than 20 light years away, we could soon ...

A chemical "anomaly" revealed through an analysis of meteorites may have led to finding the first existing evidence of "proto ...

The growth spurt hints that the free-floating object evolves like a star, providing clues about rogue planets’ mysterious origins.

New research from Rice University suggests that the giant planet Jupiter reshaped the early solar system in dramatic ways, ...

JWST found a carbon-atmosphere planet orbiting a pulsar, challenging current models of how planets form. Scientific progress often comes from data that don’t fit our current understanding. This idea, ...

There are a couple of ways that scientists can date planets, so which planets formed first in our solar system?

Pluto is no longer classified as a planet, it’s a dwarf planet, however, it still has five moons. Now astronomers say they ...

A new study suggests yet another theory for a possible extra planet in our solar system, likely of a size between Mercury and ...

We teamed up with the makers of Frozen Planet II for a science Live Lesson exploring the coldest places on Earth and the ...

In “Citizen Science in Astronomy (Part 7),” SETI Institute astronomers Dr. Franck Marchis and Dr. Lauren Sgro highlight two rare and compelling discoveries and the crucial role of citizen scientists ...