Latest aliens Stories
Congress sounds really concerned about unidentified aerial phenomenon
Exoplanet hunters want to block starlight with a giant orbiting shade
UFO research is stigmatized. NASA wants to change that.
From the archives: ‘Do beavers rule on Mars?’
Why astronomers are blasting Earth’s location to potential intelligent aliens
Happy Mars-iversary, Perseverance
There is no Planet B
‘The X-Files’ Top Five Alien Episodes
UFO conspiracies can be more dangerous than you think
The sky is full of potential UFOs—here’s why
Where are all the aliens? Struggling and hustling, just like us.
5 explanations for 144 mysterious flying objects in the government UFO report
Could A Black Hole Be Blocking The Light From That ‘Alien Megastructure’ Star?
Why Are There No Close-Ups Of Ceres Yet?
To find life on Mars, we’ll need new orbiters, more advanced rovers, and humans
The Moon Could Be Littered With Fossils From Earth
Scientist in a Strange Land
A Drill To Tunnel Miles Below The Surface Of Mars
UFO sightings say more about us than about aliens
Aliens could be talking to us right now. This scientist is listening.
The Milky Way could have dozens of alien civilizations capable of contacting us
If life exists on Titan, it’s even weirder than we thought
The sustainable voyager’s guide to the galaxy
A hundred stars have disappeared—and researchers aren’t ruling out aliens
Here’s how life could thrive on a planet orbiting a black hole—and other alternative suns
An experiment hinted at Martian life in the ’70s. So why did we stop looking?
Are we alone in the universe? Probably not.
This distant world is a lot like Earth, but you wouldn’t want to live there
We’re one step closer to tracking down another Earth
That giant cigar that zipped through our solar system definitely wasn’t a spaceship
NASA caught a sudden whiff of methane on Mars, but don’t hold your breath for space cows
Rosalind Franklin missed out on a Nobel, but now she’ll help look for life on Mars
NASA’s 2020 rover will search Mars for signs of life
‘Oumuamua is not the alien probe you’re looking for
In the hunt for aliens, satellites may light the way
There’s a planet exactly where Star Trek said Vulcan should be
The potential for habitability on these exoplanets is tilting in the right direction
Our first contact with aliens might be with their robots
Could astrobiology research convince us to fight climate change?
Is there life on Mars? TBD. But scientists found ancient organic matter in the Red Planet’s rocks.
Octopuses are not aliens, but boy are they a bunch of beautiful weirdos
Good news: these exoplanets probably have water. Bad news: AHHH SO MUCH WATER.
Five questions about NASA’s plans to visit an alien world in 2069
Why did last week’s SpaceX launch look so strange?
Yes, UFOs exist. But they’re probably not what you think.
We are basically positive that the Russians did not find alien bacteria in space
Strange signals were just spotted coming from a distant galaxy
Vinyl cyanide found on Titan—aliens, have at it
Tardigrades could probably survive the otherwise complete annihilation of life on Earth
The surface of Mars is probably too toxic for bacteria to survive
These saucer-shaped clouds look just like UFOs
How Jill Tarter helped bring SETI’s alien-seeking Allen Telescope Array to life
Sorry, but Anonymous has no evidence that NASA has found alien life
Mars was probably habitable for longer than we thought
These hot robots will help us find life on icy moons
The 5 most amazing things we’ve learned from NASA’s Cassini mission
Scientists discover yet another rocky planet that could (maybe) host alien life
It’s official: Saturn’s moon has just about everything you need to make life
Why NASA is going to vaporize one of its best spacecraft
NASA wants the internet to get hype about these new exoplanets
A whopping seven Earth-size planets were just found orbiting a nearby star
The dwarf planet Ceres may be capable of supporting life
Aliens are probably out there, according to Winston Churchill
NASA has an unusually bold plan to find life on Europa