It’s time to say hello to an old friend again. The first near-Earth asteroid ever discovered by humans, 433 Eros, will have a ...

Near-Earth asteroid Eros will appear near the Andromeda Galaxy on 30 November, offering a rare sky alignment livestream for ...

Key Findings It may not need to strike Earth to become a threat. Our defensive playbook was built for rocks, not unknown ...

NASA’s OSIRIS-APEX spacecraft captured Earth and moon images during a gravity-assist flyby, confirming instrument functionality and maintaining course for its 2029 encounter with asteroid Apophis.

One of the most elegant theories about the origins of life on our planet is that it was kick-started by a delivery from outer ...

When a meteor flashes across the night sky, it’s more than a beautiful streak of light. It’s a delivery from deep space—an ...

Tryptophan, the essential amino acid behind the Thanksgiving myth that eating turkey can make you sleepy, has been found to ...

These images mark an early milestone in the mission, confirming that OSIRIS-APEX is healthy and on course for its 2029 ...

Man’s “gold nugget” find in Australia turns out to be a 4.6-billion-year-old meteorite, offering rare clues to the early ...

3I/ATLAS is only the third known interstellar visitor, hence the prefix “3I.” The second known interstellar body, Comet 2I/Borisov, was discovered by the Russian astronomer Gennady Borisov in August ...

Little is known about the long-destroyed moon-forming planet, Theia. But it may have been born in the inner solar system—just like Earth—a new study suggests ...