A small asteroid barreled toward Earth, creating a harmless fireball across the skies above eastern Russia on Tuesday, ...

The massive space rock is large enough to wipe out a small city, and it’s moving toward Earth at about 27,500 miles per hour, ...

The European rocket lifted off for the first time in 2022, but a troubling motor issue led to a mission failure.

IRIS2 and its 290 satellites are much smaller than the 6,000 active Starlink satellites but the constellation is a strong ...

Earth got a relatively close shave this morning (Dec. 4), as a sizable space rock zipped by just 1.4 million miles (2.2 ...

The European Space Agency said that the asteroid, which was about 27.5 inches wide, was seen burning up across the sky on Dec ...

Arianespace will make its third and final orbital launch of 2024 on Wednesday, as the Vega-C rocket returns to flight two ...

Using one spacecraft to block the Sun and another to observe, the pair will fly in tandem with millimeter-level precision.

A "harmless" asteroid burned up Tuesday night above northern Siberia in Russia, creating a blazing fireball in the sky ...

C0WEPC5, as the asteroid has been temporarily named, entered Earth's atmosphere at 1:15 a.m. local time on Dec. 4 over Russia ...

The event horizon, the point of no return, is the boundary where the singularity's gravitational pull becomes inescapable.

The stadium-size asteroid is considered a “potentially hazardous object,” but poses no threat to Earth this year.