Five asteroids are on track to pass within 4.6 million miles of Earth in the coming days, and NASA’s planetary defense system is watching each one. The objects were flagged by the Center for ...

The NSF-DOE Vera C. Rubin Observatory has cataloged more than 11,000 new asteroids during its first weeks of pre-survey ...

NASA says five notable asteroids will safely pass Earth in the second half of 2026, helping scientists improve asteroid tracking and strengthen planetary defense.

The rock is hurtling through our cosmic neighborhood at a zippy 8,768 miles per hour, according to the space agency.

Asteroid 1997 NC1, comparable to four Empire State Buildings in size, will safely pass Earth this weekend at 1.6 million ...

"People will be hurt and killed" if we're not vigilant, scientists warn.

Asteroid 2026 LV, measuring about 47 feet across, will make a close approach to Earth on June 16, 2026. Scientists say the near-Earth object poses no threat to the planet.

Astronomers don’t treat every “close approach” headline the same way the public does. On June 9, two near-Earth objects, 2026 LD and 2026 KM3, are being tracked as they pass Earth at distances ...