Scientists have found a massive black hole that is "napping" after stuffing itself with too much food in perhaps what is the ...

The fleeting cosmic firework likely originated within the turbulent magnetosphere surrounding a distant neutron star. Fast ...

Astronomers finally discovered the origin of fast radio bursts (FRBs)–mysterious and powerful bursts from outer space first ...

The revolutionary James Webb Space Telescope and next-gen radio telescopes are probing what’s known as the epoch of ...

Every galaxy has a supermassive black hole at its center, much like every egg has a yolk. But sometimes, hens lay eggs with ...

"The Spiderweb protocluster is an ideal laboratory for investigating the relationship between black holes and star formation ...

Astronomers pinned down the origins of at least one fast radio burst, a brief and brilliant explosion of radio waves emitted by an extremely compact object. The team's novel technique might also ...

In 1925, grad student Cecilia Payne first proposed that stars were mostly made of hydrogen and helium and shaped our ...

There are many observations from JWST that have challenged our understanding of how galaxies grow and evolve in the early universe. Just to add another, a galaxy that looks like the Milky Way and is ...

The black moon is set to occur at 5:37 p.m. ET on Monday, according to the U.S. Naval Observatory. New moons occur every four ...

Space.com was on duty all year to bring you every major development in our understanding of the universe's most fascinating ...