Astronomers have identified a rare and unusually fast asteroid racing through the inner solar system. Known as 2025 SC79, the ...

We have mapped and discovered a large portion of the most dangerous asteroids in the Solar System, but there is a glaring ...

Space scientists look back on three decades of exoplanet discoveries—from rows of massive ‘super-Earths‘ to worlds with ...

Planets that orbit white dwarf stars should be too hot to host alien life, theories suggest. But a new study accounting for ...

The simulation of the Solar System that came the closest to the observation was the presence of a small planet, between the ...

Look to the east slightly ahead of dawn on Sept. 2 to catch a fleeting glimpse of fleet-footed Mercury alongside the bright star Regulus, before it becomes lost in the light of the rising sun. Want to ...

Image specialist Andy Saunders on mining NASA's archives for the ultimate record of America's early space programs ...

The law, though, doesn’t say the first to arrive is the first to go; that’s an interpretation of the law. Instead, it says ...

Jaw-dropping scenes show a "train" of Elon Musk's Starlink satellites in orbit - along with an impressive aurora. NASA ...

The moon appeared slightly larger and brighter Monday night during what’s known as a Supermoon.

NASA unveiled 10 recruits who will undergo training to become eligible for future missions that could carry humans deeper ...