For a brief, but exciting, time last year, Earth had two moons. A small asteroid lingered close to our planet in its orbit ...

The asteroid is about 33 feet (10 meters) across and poses no danger to Earth. It joins another known lunar asteroid ...

Earth's temporary asteroid friend last year was a chunk of its real moon that had been blasted into space thousands of years ...

New observations suggest that Comet C/2024 G3 (ATLAS), which recently became visible to the naked eye, might be breaking ...

In the United States, funding for planetary defense has long had strong bipartisan support both inside and outside of ...

Earlier this month, the Minor Planet Center announced the discovery of an unusual asteroid close to Earth. Turns out, it was ...

Scientists think a small rock discovered near Earth last August was hurled into space by an ancient impact on the lunar surface.

One Alabama woman was rudely awoken from a nap in 1954 when a meteorite came through her roof and hit her, leaving a big ...

Lee esta historia en español aquí. The near-Earth object was likely ejected into space after an impact thousands of years ago ...

The sun’s light exerts a tiny force called “solar radiation pressure” on objects in space. Lightweight human-made debris, ...

The small near-Earth object 2024 PT5 captured the world’s attention last year after a NASA-funded telescope discovered it lingering close to, but never orbiting, our planet for several months.