Lunar exploration started as an adventure, now prospectors also see dollar signs in that smiling cheese.
Blue Origin could bring Bezos's shipping empire to deep space
Nearly all of the water astronauts drink and shower with comes from their urine and sweat.
Our planet's personal space heater is incredibly efficient.
A real breath of fresh air.
And that in turn could help us get to Mars, says NASA-commissioned study
Tiny satellites could help turn the Moon into a gas station for solar system exploration
But the end is fast approaching.
The star system is 25 trillion miles away
Let 'er rip!
New research hints at how hydrogen ends up in rocks
With environmentally friendly engines
Going together where very few have gone before
Should we go? Can we afford to go? All this, and more.
And it wouldn't actually be that expensive, thanks to robots, 3D printing, and SpaceX
What we know about the mysterious life cycle of a black hole.
Exclusive photos of the capsule and rocket that could carry humankind to Mars
Small, but mighty.
Stranger worlds to come
No relation to the rapper
Now let's see if he can make it reality
Water, water, everywhere (but especially around the poles)
Here are some highlights from its journey
When scientists launch a spacecraft into space, they're also launching thousands of bacteria along with it
The 879-ton rocket flew an experimental satellite into space.
Basically just a cosmic cocoon.
If you can make it here, you'll make it anywhere
A conversation with the founder of Moon Express
Must-see destinations out beyond Mars
Its dying gasps could reveal what makes stars go out with a bang
NASA is taking suggestions this week
The Saturn explorer's death spiral begins on Sunday
SpaceX better watch its back
The baron of low-Earth orbit
Short answer: a time machine
This summer, the mission may get funding to travel to a mysterious rock at the edge of the solar system
The spectacular scope launches in 2019.
Science takes off.
But we won't know where it's going until the government shutdown ends.
The Great Lakes are mighty chilly.
The space race is back on
The new space race is on
It's an explosive detective story.
Meanwhile in space: moon activity and satellites watching satellite launches .
Robo space miners, deploy!
Tackling an 80-year-old theory
In one of the most isolated places on the globe, the 'Spacecraft Cemetery' provides a watery grave
An incredibly luminous snack.
The former planet is frosted in the stuff
It's salty and seasonal, but kind of promising in the search for alien life
The addition of Charles Miller to the NASA "landing party" bodes well for private space companies
But Blue Origin has a lot of work to do before its lander can touch down.
There's still more to explore after Pluto.
What is going on with my moon?
We get it, Sun, you're the best and brightest
A look at the spacecraft's first year studying the Martian atmosphere
Future astronauts may depend on it, and a new forecast is about to be put to the test
Not quite ready for takeoff
American Nick Hague and Russian Alexey Ovchinin endured a rough emergency landing.
New Horizons will soon find out what's up with MU69.
James Webb is now slated for a 2021 launch—only a bajillion years late.
An old theory gets a new assist from the sun.
Jocelyn Dunn survived in a Mars simulation for eight months without going crazy. Here's what we can learn from her experience.
Divest from Russia, with love
To Mars or bust
The spacecraft has orbited a duck-shaped comet since 2014, but now its mission is drawing to a close
Home is where you hang your pressurized helmet
Lucy in the sky with nanodiamonds.
NASA announced the nine astronauts selected for its Commercial Crew program.
Now astronomers want to know: what makes a star a star?
Solar storms, sharp sand, and near-weightlessness are just the tip of the iceberg.
Different kinds of rocks have different kinds of water
The journey to Mars, told in GIFs
Which one will win? We'll find out in 2019.
In the December 1980 issue of Popular Science, a 38-year-old theoretical physicist answers the ultimate question about the universe.
It's time to return to our hellish neighbor.
It's a dark period in the Universe's early days.
New high-res images from New Horizons reveal a very blobby space rock.
Raise the e-sail
Could alien life survive on Saturn's moon?
The solar system's smallest planet finds a place in the sun
Like a giant egg yolk in the sky
Deep-sea vents could infuse Enceladus' ocean with microbe food
Scientists recreated ice planets' diamond rain.
Europa, the outer solar system, and a lot of questions.
Like, can we even do that?
The James Webb Space Telescope has an ever-expanding timeline—and projected cost.