NASA flags an asteroid, the odds shift, and better tracking usually turns worry into a clean miss. The system improves each ...

Late in 2024, astronomers spotted a new near-Earth asteroid named 2024 YR4. By mid-2025, its improved orbit tracking raised ...

A Sydney Ph.D. student has recreated a tiny piece of the universe inside a bottle in her laboratory, producing cosmic dust ...

Ancient marine extinctions, previously a mystery, are now linked to massive underwater volcanic eruptions in the Tethys Ocean. Rocks from Tibet, once the seafloor, reveal chemical signatures of these ...

A long-debated platinum spike in Greenland ice is best explained by volcanic activity rather than a cosmic impact, reshaping ideas about what triggered the Younger Dryas cooling. An unusual platinum ...

The John J. McCarthy Observatory - run by volunteers on the grounds of New Milford High School - has been watching the night sky for 25 years.

After the roughly 7.5-mile-wide (12 kilometers) asteroid struck off the coast of the Yucatán Peninsula in the Gulf of Mexico, ...

Their new study shows that Earth’s massive drop in temperature after the dinosaurs went extinct could have been caused by a large drop in calcium levels in the ocean. The study showed that the ...

A small asteroid could strike the Moon in 2032, sparking moonquakes, glowing craters and meteor showers, while scientists debate whether to stop it or watch a rare cosmic experiment unfold.

When the Chicxulub impactor hit, the animals that had the best chance of surviving turned out to be those with wings. See how new finds are reshaping the story of how birds evolved.

Learn about 2024 YR4, the asteroid with a 4 percent chance of hitting the Moon in 2032, and the possible timeline of effects that could follow.

Astronomers have discovered a new exoplanet orbiting the nearby K-dwarf star HD 137010 after detecting a single, shallow ...