Astronomers announced the discovery of a starless cloud of hydrogen gas, a pristine relic of the cosmos that is almost as old as time itself.

Astronomers have revealed a new type of cosmic object called Cloud-9 — a dim, starless gas cloud anchored by a massive dark ...

A newly discovered celestial object may be a starless cloud that could change how astronomers understand dark matter.

JWST peered at the glowing trail of stars left behind by a candidate runaway supermassive black hole deep in space, revealing ...

They're called ghost particles for a reason. They're everywhere—trillions of them constantly stream through everything: our ...

Both NASA’s James Webb Space Telescope and Chandra X-ray Observatory caught these two galaxies in a close embrace.

A test model of the Perseverance rover, designed to explore the surface of Mars, sits in a garage at NASA’s Jet Propulsion ...

Lottery players love rituals, but the data-minded crowd is increasingly skeptical that any day of the week truly tilts the ...

Bigger than Hubble and launching as soon as 2029, the Lazuli Space Observatory would be the first-ever full-scale private ...

Our galaxy's supermassive black hole is famous for being one of the dimmest in the universe. Evidence from a new space ...

Nanon Williams was sent to death row for a murder he says he didn't commit. Decades later, through daily emails and weekly ...

The HBO finance drama reinvents itself from the ground up in a wildly ambitious Season 4 that cranks the sex, drugs and ...