The Hubble Space Telescope has captured imagery of the most distant single star found yet. It took the light from the star 12.9 billion light years to reach Earth. Learn how it was discovered. Credit; ...

The comet is the third object ever confirmed to have entered our cosmic neighborhood from elsewhere in the galaxy. Space ...

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

Scientists have confirmed that colossal collisions between galaxies trigger titanic eruptions in the centers of those ...

Comet C/2025 R2 (SWAN)'s backdrop is dominated by the Eagle Nebula — a vast cosmic structure of dust and hydrogen-rich gas ...

A team of astronomers including George Washington University physics Ph.D. student Eliza Neights recorded an extraordinary ...

If you feel a thrill every time we discover something new about the cosmos, then November 25th may have been a noteworthy day ...

Most scientists agree the prolonged flash likely occurred when a black hole ate a star, but two other ideas can't be ruled ...

For the first time, astronomers have observed ultra-fast winds emerging from a black hole in a distant galaxy, shedding new ...

New measurements using gravitational lensing suggest the universe’s current expansion rate does not agree with signals from the early cosmos.

NASA reveals the true, bizarre reason for the 3I/ATLAS comet's 16.16-hour pulse. Scientists link the interstellar object's ...

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