A skyscraper-sized asteroid spinning every 113 seconds has stunned scientists, hinting at unexpected strength inside ancient ...

Scientists discover asteroid spinning once every 1.88 minutes—the fastest rotation ever found for a large space rock. Five ...

For large Main Belt asteroids, that break-apart point was set at a spin period of about 2.2 hours – a hard limit suggested by ...

Among the first finds from the Vera C. Rubin Observatory, the discovery hints at a population of exceptionally strong ...

In its preliminary data release, taken from just seven nights of observations, the powerful Vera C. Rubin Observatory has ...

For a long time, the prevailing theory was that dinosaurs were already in decline before the Chicxulub asteroid struck Earth ...

Asteroid 2025 TF's closest approach was about ~186 miles (300 km) from Earth. It is estimated to be about 2 meters (6.5 feet) ...

Russia has heaped praise on its new S-500 missile system, but it is still unclear if it can actually build the systems in meaningful numbers. Boasting about military capabilities is something that ...

View of the Ava Bridge near Sagaing, Myanmar, which collapsed during the March 2025 magnitude 7.7 earthquake. The bridge was built in 1934 and was the only bridge across the Irrawaddy River for more ...

This week, Earth will get its best chance to steady an interstellar comet as it makes its closest approach to the planet. Comet 3I/ATLAS will get closest to Earth on Dec. 19, and anyone can get a ...

NASA is monitoring an asteroid that's hurtling towards the Earth at more than 33,000 miles per hour, according to the space agency's Center for Near Earth Object Studies (CNEOS). Designated “2025 XN4, ...

Tracking comets accurately is hard. A new effort with the U.N. and NASA aims to better chart these visitors using 3I/ATLAS. When you purchase through links on our site, we may earn an affiliate ...