Space is inaccessible to the vast majority of us, but it’s not as far away as you might think. The von Kármán Line, which is ...

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

China is charting an ambitious course for space exploration over the next decade, with new missions outlined as part of its ...

WASHINGTON — Scientists have observed the largest-known rotating structure in the cosmos – a gargantuan thread-like assemblage of hundreds of galaxies, gas and dark matter that makes up a filament in ...

The Cassiopeia A supernova remnant reveals that massive exploding stars can forge far more of life's essential ingredients ...

Interstellar Comet 3I/ATLAS is nearing Earth. Hubble and Juice captured new images, revealing an alien object with a strange ...

Neil deGrasse Tyson gave a rousing defense of scientific principles in his characteristic brash way during his Purdue ...

New simulations of Milky Way-like galaxies reveal that the strange split between two chemically distinct groups of stars may ...

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

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

Researchers have found a razor-thin, rotating string of galaxies inside a massive cosmic filament, revealing unexpected ...

The bright binary star system V Sagittae will flare up multiple times before finally going supernova within the next 100 ...