The Solar System, home to Earth and countless other fascinating planets and moons, exists within the Milky Way galaxy. But ...

When two galaxies collide, they create a cosmic crisis that planets must solve! Welcome to SpaceBalls – where science meets ...

Heliostats that harness sunlight by day could help detect asteroids by night, offering the U.S. a scalable planetary defense ...

A fifth planet has been detected within the habitable zone of a neighboring star, where conditions could perhaps support ...

The most energetic cosmic ray particle ever detected was given the brilliant moniker, the "Oh My God" particle. Detected in ...

An icy object in perfect sync with Neptune reveals new details about planetary migration and unseen bodies far beyond the Kuiper Belt.

When high-velocity asteroids land on Earth, they can form a meteor impact crater. Such collisions have occurred throughout ...

Astronomers have found 2023 KQ14, nicknamed Ammonite, a rare sednoid with a unique orbit that challenges the Planet Nine hypothesis.

Betelgeuse companion discovery with Gemini North resolves century-old mystery and opens new doors in red supergiant research ...

Students in AST 250/251 build sophisticated space physics instruments of their own design  — suiting in bunny suits, booties, ...

Finding an exoplanet in a star’s habitable zone always generates interest. Each of these planets has a chance, even if it’s ...