New analysis casts doubt on 'biosignatures' found on planet K2-18b
Are there signs of life on alien planet K2-18b, or is it just a lot of hot air?
Aliens Are Real, U.S. Government Officials Have Admitted. ‘The Age of Disclosure’ Director Dan Farah Wants You to Know There’s More to the Story

'Cosmic tornado' swirls in breathtaking new James Webb Space Telescope image

James Webb Space Telescope's 'little red dots' come into focus
How astronomers used gravitational lensing to discover 44 new stars in distant galaxy
Look up! Here's what's to watch for in space in 2025
'Our understanding of the universe may be incomplete': James Webb Space Telescope data suggests we need a 'new cosmic feature' to explain it all
W Scientists Puzzled by Hundreds of Little Red Dots in James Webb Images of Distant Universe
W JWST spots six new ‘rogue worlds,’ neither planet nor star
Mercury has a layer of diamond 10 miles thick, NASA spacecraft finds
NASA releases eye-popping, never-before-seen images of nebulae, galaxies in space
Astronomers are scrambling to save the world's most powerful X-ray space telescope
Webb space telescope keeps delivering cosmic surprises
Hubble will change how it points, but NASA says 'great science' will continue
Private mission to save the Hubble Space Telescope raises concerns, NASA emails show

James Webb telescope discovers the 2 earliest galaxies in the known universe — and 1 is shockingly big
James Webb Telescope detects earliest known black hole — it's really big for its age

Clouds made of sand make for a strange kind of rain on this hot plane

Take a peek at what NASA brought back from an asteroid
This next NASA mission to an asteroid is seriously metal
Pleasant surprise greets scientists opening asteroid sample dropped from space
Black holes can teach us how to live our best lives
After 7 years, NASA's OSIRIS-REx mission successfully returns asteroid sample
A new way to detect dangerous asteroids, North America’s first humans and sniffing toxic algae
NASA asteroid sample lands safely in Utah before being whisked away by helicopter
A source of carbon — a building block of life — is found on Jupiter's moon Europa
NASA effort to bring home asteroid rocks will end this weekend in triumph or a crash
A NASA astronaut approaches a year in space, the longest time for any American
Splashdown! NASA's Crew-6 returns after 6 months at the International Space Station
After a 12.3-billion-mile 'shout,' NASA regains full contact with Voyager 2
The Ring Nebula comes into focus, and it's astounding
Earth to Voyager: NASA detects signal from spacecraft, two weeks after losing contact
NASA rocket launch may be visible from 10 or more East Coast states: How to watch

Why the earliest galaxies are sparking drama and controversy among astronomers
NASA says it will appoint secret UFO chief
New NASA report lays out roadmap for studying UFOs
A Mexican ufologist claims to show 2 alien corpses to Congress

The James Webb Space Telescope reveals a mysterious planet to be weirdly shiny

SpaceX scraps Starship launch at the last minute due to frozen valve
SpaceX prepares to launch its mammoth rocket 'Starship'
SpaceX launches its 9th crewed mission as it heads to space station
Every space crew needs a mission patch. This company has designed NASA's for 50 years
The Webb telescope finds surprisingly massive galaxies from the universe's youth
Who gets the first peek at the secrets of the universe?
What's the fairest way to share cosmic views from Hubble and James Webb telescopes?
NASA's Webb telescope has discovered its first exoplanet

How the James Webb Space Telescope transformed astronomy this year
A spacewalk has been canceled after a leak was discovered on a Soyuz capsule
50 years ago, U.S. astronauts landed on the moon. None have been back since
NASA's Artemis I returns from the moon with hopes to get astronauts back there soon
The James Webb telescope shows how starlight transforms a distant, Jupiter-like planet
NASA once again declines to rename the James Webb Space Telescope
James Webb telescope spots galaxies near the dawn of time, thrilling scientists

DART: The Impacts Of Slamming A Spacecraft Into An Asteroid
The International Space Station had to move to dodge space junk
NASA's UFO panel convenes to study unclassified sightings
NASA announces the team members for its UFO study
Hubble's 1995 image of a star nursery was amazing. Take a look at NASA's new version
A black hole is releasing some strange burps, baffling scientists
Jupiter is coming its closest to Earth in decades
NASA says its asteroid defense test was a success
Smashing success: NASA asteroid strike results in big nudge
This is what NASA's spacecraft saw just seconds before slamming into an asteroid
Google celebrates NASA's DART mission with a new search gimmick
Move over, Bruce Willis: NASA crashed into an asteroid to test planetary defense
What The Universe Is Doing RIGHT NOW
Asteroid Deflection Mission, Activate!
Neptune and Its Rings Come Into Focus With Webb Telescope
Tired of Saturn's rings? Check out NASA's latest image of the bands around Neptune
The Cartwheel Galaxy Is the Webb Telescope’s Latest Cosmic Snapshot

Alt text helps the visually impaired experience the James Webb Telescope images
You can find the tech behind the Webb telescope down here on Earth
The new science coming from the James Webb telescope has astronomers giddy
This app compares Hubble and Webb images — the differences are astronomical
The James Webb telescope had 344 'single point failures' before launch. Then, success
Scientists have picked up a radio signal 'heartbeat' billions of light-years away
David Biello: Are we alone in the universe?
NASA's James Webb telescope captures groundbreaking images of distant galaxies
NASA's James Webb telescope reveals the universe as we've never seen it before
NASA reveals more stunning images from James Webb telescope
NASA's James Webb telescope captures groundbreaking images of distant galaxies
A NASA telescope will soon show us the universe as we've never seen it
The Large Hadron Collider will embark on a third run to uncover more cosmic secrets

How the son of sharecroppers helped send the world's most powerful telescope to space
Ed Dwight was in line to be the first Black astronaut. History had other ideas

NASA's new space telescope sees 1st starlight, takes selfie
The first images from NASA's new space telescope show how it's coming into focus

James Webb telescope reaches its final destination in space, a million miles away
Zero-gravity ballet: James Webb Space Telescope deploys sunshield and mirror
Chinese web users blast Musk over space station near-misses
China slams US after space station’s ‘close encounters’ with Elon Musk’s satellites
The James Webb Space Telescope has started unfurling its giant sunshield
Why some astronomers once feared NASA's James Webb Space Telescope would never launch
Why the most powerful space telescope ever needs to be kept really, really cold
Launch of NASA's new space telescope delayed until Christmas Day
Tensions with Russia are now spilling into space, complicating International Space Station partnership
Christmas Eve telescope launch has astronomers hoping for good tidings of great joy
A NASA spacecraft has flown into the sun's atmosphere for the first time in history