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

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

In a breakthrough for exoplanet science, astronomers have discovered three Earth-sized planets orbiting both stars in a ...

The methane gas may constitute a rarefied atmosphere, or it may come from erupting plumes on Makemake’s surface.

Geoengineering startup Stardust Solutions says it has raised $60 million to lay the groundwork for tech that could be used to ...

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

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

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 ...

Earth has breached a critical boundary for ocean acidification, with potentially grim effects for ocean ecosystems and human ...

On Monday (Oct. 6), the nonprofit Planetary Society held a "day of action" to urge Congress to restore NASA's science funding, which was slashed nearly in half in the White House's proposed 2026 ...