The asteroids are as large as around 75 and 91 feet in diameter, according to the Center for Near Earth Object Studies.

Since comet 3I/ATLAS, the third known interstellar object, was discovered on 1 July 2025, astronomers worldwide have worked ...

NASA's giant Mars Antenna failure hinders spacecraft communication and asteroid studies amid the federal government shutdown.

Around 3.4 billion years ago, when Mars was a warm, wet world, an asteroid several kilometers wide tore through its thin air and crashed into a shallow sea, leaving an expansive crater on the seafloor ...

Spacecraft overcomes cosmic challenges to photograph curious object hurtling through solar system amid debate it could be ...

With help from amateur astronomers, scientists tracked how an asteroid travelled from space, broke up in Earth's atmosphere and sent fiery fragments shooting to the ground, gathering new information ...