There are many programs that detect near-Earth asteroids as part of countries' planetary defense strategies. In the case of ...

A small asteroid, known as 2025 TF, flew over Antarctica on October 1, 2025, at an altitude of only 266 miles.

Earth has a near miss-twice-after two small asteroids seemingly passed alarmingly close to the planet, less than two days apart, one of them going completely unnoticed until hours after it had already ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. The near-Earth asteroid 2025 TF (red crosshairs) came about as close to Earth as the ...

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 ...

The Paris-based European Space Agency says a near 10-foot-wide asteroid passed Earth 265 miles above Antarctica but was not detected until hours after it was gone.

When a car-sized asteroid slipped by Earth at a distance lower than most satellites last week, it went entirely unnoticed until hours after it had already passed. The European Space Agency (ESA) ...

Astronomers identified asteroid 2025 PN7 as a quasi-moon of Earth in 2025, a rare celestial companion sharing Earth's solar ...

UN launches a global planetary-defence campaign as interstellar comet 3I/ATLAS speeds past Earth, sparking both scientific ...