NASA scientists are sounding an alarm that would have been unthinkable a decade ago: the same commercial satellite ...

Before 3I/ATLAS, the only other confirmed interstellar tourists we've seen were the now-famous, cigar-shaped 'Oumuamua' in ...

Discovered in July 2023, Comet 3I/ATLAS has quickly captured the attention of the scientific community. Unlike typical comets that originate from within our solar system, 3I/ATLAS hails from beyond, ...

Hubble Space Telescope can "only see the universe in shades of grey," according to NASA's Goddard Space Flight Center. Learn how the imagery is processed into amazing color views of the cosmos. Credit ...

Astronomers have spotted the longest gamma-ray burst ever seen, a cosmic explosion that lasted seven hours — and they ...

Leading X-ray space telescopes XMM-Newton and XRISM have spotted a never-seen-before blast from a supermassive black hole. In ...

NASA has visualized the cataclysm, which is thought to have caused a mysterious eruption of gamma rays captured by telescopes ...

A flaring black hole whips up ultra-fast winds of more than 37,000 miles per SECOND, reveals new research. X-ray space ...