Look! JWST captures images of an asteroid with a ring playing peek-a-boo with a star
Two separate studies recently pointed JWST's instruments at Chariklo, the only asteroid in our Solar System with its own rings.
NASA and DARPA want to build a nuclear-powered spaceship
The rocket could have its first orbital test "as soon as 2027."
The Doomsday Clock is now at 90 seconds to midnight — here's what that means
The Bulletin of the Atomic Scientists set the Doomsday Clock closer to midnight than ever, citing Russia's war on Ukraine and the worsening climate crisis.
Look! Webb Telescope finds icy ingredients for organic chemicals in deep space
The coldest, most distant ices ever measured could have big implications for planets -- and life.
Astronomers find a surprise layer of volcanic rock in Mars’ massive canyon
Plagioclase feldspar doesn’t often turn up in volcanic rocks on Mars — but scientists just found a huge deposit in the walls of Mars’ largest canyon.
You need to explore this amazing map of the Milky Way
Trust us on this one.
Future humans may not be able to see the stars from Earth — study
Light pollution is getting rapidly worse, according to recent study.
Our Solar System may be surrounded by a halo of 10 million interstellar objects
A recent model suggests that passing interstellar objects should get pulled into our Sun's orbit fairly often.
Look! Astronomers discover weird crisscrossing jets lurking in 14-year-old Hubble photo
The Butterfly Nebula is really “a tempestuous fire-sneezing dragon, with eyes that project ultraviolet light,” according to astronomer Bruce Balick.
New super-Earth study solves a baffling exoplanet mystery
A new model suggests why some solar systems collect remarkably similar large, rocky worlds.
Webb Telescope's first exoplanet is the same size as Earth — but there's a hellish catch
Astronomers say their data on LH 475b proves that JWST can measure the atmospheres of Earth-sized rocky planets.
Enigmatic deep space radio signals could unlock the secret to the Milky Way’s weirdest habit
Astronomers recently traced 30 new Fast Radio Bursts to their host galaxies, and one has already helped us better understand our own.
JWST images turn up galaxy-sized sonic booms disrupting gas clouds in distant cluster
One of the James Webb Space Telescope’s first color image targets has a turbulent inner life.
Viking DNA study finds they were more genetically diverse than modern Scandinavians
The Viking Age brought surprising genetic diversity to northern Europe, but it didn’t last.
Forget alien Voyagers — our first encounter with alien probes could be sleek newer models
Back-of-the-envelope map suggests interstellar probes get faster every year.
Hubble studies 10 billion year old ghost light from lost stars
Space is haunted, sort of.
A bright green comet unseen since the Neanderthals blazes in the night sky this month
Comet C/2022 E3 will be visible in the northern sky this month.
New Hubble image reveals a glittering starburst exploding deep within the Milky Way
The Hubble Space Telescope keeps on delivering.
New experiment may challenge a key principle of life on early Mars
Minerals previously thought to be evidence of an oxygen-rich atmosphere, suitable for life as we know it, may actually suggest the opposite.
You need to see this year's most elusive meteor shower right after New Year’s Day
The Quadrantids, peaking just after the New Year, are one of the most spectacular but hardest-to see meteor showers of the year.
