Most cosmic dust exhibits random atomic structures, and appears like soot. Thanks to NGC 6302’s extreme stellar energy, the ...

Mysterious “dark dwarfs” may glow eternally by burning invisible dark matter — and spotting them could finally crack one of ...

May the oldest comet on record also be one of the most bizarre? The interstellar visitor 3I/ATLAS, found on July 1, 2025, is rewriting the book on what a comet from outside our Solar System will do.

Two more of NASA's space telescopes got another look at comet 3I/ATLAS, an interstellar interloper that captured the world's ...

For decades, astronomers have wondered what the very first stars in the universe were like. These stars formed new chemical ...