A recently observed object called 2025 PN7 was found orbiting near the Earth. The quasi-moon is expected to accompany our planet in a similar orbit for 60 years.

Scientists believe intriguing leopard spots on a rock sampled by the Perseverance rover on Mars may have potentially been made by ancient life.

An Iberian harvester ant queen was observed reproducing two different species of male ant.

The brightest fast radio burst ever detected could help reveal what celestial source causes the mysterious signals and if they repeat like cosmic heartbeats.

Astronomers captured a glimpse of the innermost layers of a massive star before it exploded in a supernova, changing their understanding of how stars evolve and die.

Astronomers using the James Webb Space Telescope have found an unknown moon orbiting Uranus, bringing the planet’s total to 29 — and more likely remain undiscovered.

Fossilized teeth show that two different kinds of ancient human ancestors coexisted more than 2 million years ago. One of them may be an unknown species.

Ceramic artifacts and a bread oven made from repurposed materials show how survivors of the Mount Vesuvius eruption returned to Pompeii after AD 79, research suggests.

A large Martian meteorite found in Niger recently sold at auction. Now, the country is investigating the legality of its export.

Famed NASA astronaut Jim Lovell, who commanded the harrowing Apollo 13 mission that was forced to abandon a lunar landing attempt in 1970, has died. He was 97.

Tom Hanks is honoring the real-life hero that he once portrayed in a popular, Oscar-winning film.

A hot blob of rock beneath New Hampshire may be helping the Appalachian Mountains stand so tall. The rock mass is slowly on the move, headed one day for New York.

Interstellar comet 3I/ATLAS shines in the sharpest view yet captured by the Hubble Space Telescope, helping astronomers determine the object’s size.

Ancient stone tools found on the Indonesian island of Sulawesi represent the oldest evidence for humans living there 1 million years ago.

A chance encounter between a wild tomato and a potato-like plant 9 million years ago is why we have modern-day potatoes, according to new research.