On Jan. 15, 2025, the Gaia spacecraft took its last image. Then the craft ran a final round of engineering tests, fired its ...

As the US celebrates 200 years since the Declaration of Independence, China is rocked by the Tangshan earthquake and the ...

A new survey maps nearby K-type stars and shows why these long-lived, stable stars are important targets in the search for ...

How does a star affect the makeup of its planets? And what does this mean for the habitability of distant worlds? Carnegie's ...

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

On Saturday (Jan. 10), for example, we will see three satellites on one side of Jupiter (going outward from the planet: Ganymede, Io and Europa ), while the fourth ( Callisto) remains all by itself on ...

Memoirs by Sylvester Stallone and the founder of Barstool Sports; essays from celebrated novelists Jesmyn Ward and Jayne Anne ...

STARBASE, Texas — During a presentation, SpaceX CEO and founder Elon Musk shared how he plans to use Starship to reach the planet Mars, and how in a few short years, there is a chance humans could ...