Their potato-like shapes and close orbits to Mars were key early facts that challenged formation theories ... This theory is ...

On October 3, 3I/ATLAS passed within 29 million kilometers of Mars, where it was photographed by the HiRISE camera aboard NASA’s Mars Reconnaissance Orbiter — a rare observation of an interstellar ...

Comet 3I/Atlas is soon going to be closest to the Sun in its journey through our solar system. Here are five facts that shed ...

Dive into NASA's ATLAS system as interstellar 3I/ATLAS nears Sun on 29 Oct 2025—no Earth hit, but astrometry campaign probes ...

No, NASA didn’t confirm a second moon, but scientists did discover something else that’s been traveling with Earth for decades.

Dinosaurs appear to have been thriving before a giant asteroid hit the Earth 66 million years ago, paleontologists working in ...

Scientists have long debated whether dinosaurs were in decline before an asteroid smacked the Earth 66 million years ago, ...

A fresh analysis of a site in New Mexico provides a glimpse into the final days of the dinosaurs, showing their diversity before going extinct.

An asteroid named 2025 TF recently made a remarkably close pass by Earth, stunning space enthusiasts globally. The asteroid was one of the closest non-impacting approaches ever recorded as it flew ...

On Oct. 1, 2025, the small asteroid known as 2025 TF whizzed past Earth at a distance of only 266 miles (428 kilometers) from our planet — roughly the same altitude as the International Space Station.

Another asteroid zoomed near Earth's vicinity the next day. An asteroid just flew closer to Earth than many satellites, according to space agencies. The space object, named 2025 TF, zoomed over ...

A newly discovered asteroid just whizzed past Earth, marking the second-closest asteroid flyby on record, astronomers say. The asteroid flew over Antarctica just before 9 p.m. ET on Sept. 30, about ...