Conventional wisdom has it that aliens should be either everywhere, or nowhere. A new model suggests they can be both.
New research provides some clues about our solar system's most mysterious planet.
How the gas giant got its rings.
It's the farthest object we've ever spotted in our neighborhood.
Shamu dreams of Europa.
It's now one of two working spacecraft in interstellar space.
We're under a time crunch.
And it's going to keep on smashing them.
Meet the moon with 11 mile high cliff
It follows its predecessor toward where no other (active) spacecraft has gone before.
A universe of emotion.
From the Popular Science archives.
Cyborgs, and interstellar probes, and AI.
The lightning struck more than twice.
You map, IMAP, we all map.
Plus: new insights into the planet's interior.
Like, can we even do that?
The only human-made object outside our solar system is still alive and kickin'.
Reflections from a prodigious force in space exploration.
We all like having options.
Requiem for a machine.
Scientists recreated ice planets' diamond rain.
Terrestrial life is a huge risk for other planets
We're getting our closest view ever of the 10,000-mile-wide storm.
Just a pale blue dot.
Your aurora is showing
The Voyager spacecraft are bringing “Johnny B. Goode” into deep space
Seeking a distant pale blue dot
"Let's go get the science."
The anniversary of the Viking landing
Why is NASA's longest-serving woman an hourly employee?
Using Hubble's ultraviolet capabilities, the light show comes to life
7 vehicles that will carry humanity into orbit and beyond very soon
The Triton Hopper can propel itself a half-mile into the air
Life on a pale blue dot
Rise Of The Rocket Girls gives the untold story of the women behind the space race
Going to Alpha Centauri "within a generation"
Directed energy may be the key to rapid interstellar travel
Flights not included
The Department of Energy has an idea that could double production
How skeptical should we be, and how will we find out if this mystery planet is really out there?
Made in the USA
How much are we really paying to explore the universe?
Science takes off.
A portrait of the planet in high-resolution
The ocean-filled moon might hold the life we've long searched for in space. And scientists have one shot to reach it.
Because aliens like podcasts too
Pale blue dot
Three, two, one...FUTUROPOLIS!
Stranger worlds to come
New Horizons scientist Leslie Young discusses what to expect from the flyby on Tuesday, and the 28-year wait leading up to it
Figuring out the daily grind
Plutonium-238 is still in really short supply
World View sets a new record in the quest to conquer the stratosphere
Time to step up your Twitter game, Earthlings.
The Rosetta spacecraft managed to snag a picture before making history
Space Tourism Can Survive The Blow, But It Won't Be Easy—Or Cheap
Up, Up, And Away!
Just looking for some interplanetary friends
Some of them might even be friendly to life
Cathy Olkin talks about what New Horizons has seen and where it's going next
We asked a bunch of our favorite people about their holiday plans
NASA to ISS: Happy holo-days
Twins Mark and Scott Kelly are key to understanding how space impacts our bodies
Project Morpheus Meets Mighty Morphenaut
The next generation of planetary missions will look past surface appearances
And it's still not Pluto
Read the suit in all its glory here.
Here are all the planets outside our solar system.
And it can be yours -- for a small fee
Will NASA be required to fund the Dream Chaser?
PBS explains the physics of space skirmishes
If Sierra Nevada can't build its vehicle, no one else can.
But CEO Bas Lansdorp says the study used bad data.
Spooky-looking active spots appeared on our home star on October 8.
Human hibernation could be a great way to get to Mars (and beyond), but a few big questions remain.
If you're in Northern Canada, you'll get the best view.
It's safe to say the 50-year-old motor design has got to go.
Fifty years ago, in the pages of Popular Science, a famous rocket scientist foretold the importance of reusable rockets.
Because when rockets are truly reusable, they're going to need a place to park.
Prepare for soybeans bathed in rocket fumes
Sounds crazy, but hear us out in our latest episode of Ask Us Anything
Different kinds of rocks have different kinds of water
While the Antares rocket is in the shop, the Atlas V will bring Orbital Sciences to the ISS
The ISS is about to get some company
The latest addition to the exoplanet freakshow