Nearly all of the water astronauts drink and shower with comes from their urine and sweat.
Lunar exploration started as an adventure, now prospectors also see dollar signs in that smiling cheese.
What is going on with my moon?
The story of heroic fasteners that will get us to the moon and back.
Earth isn't flat, but this strange world might be.
The Great Lakes are mighty chilly.
But we won't know where it's going until the government shutdown ends.
New high-res images from New Horizons reveal a very blobby space rock.
American Nick Hague and Russian Alexey Ovchinin endured a rough emergency landing.
NASA announced the nine astronauts selected for its Commercial Crew program.
James Webb is now slated for a 2021 launch—only a bajillion years late.
The James Webb Space Telescope has an ever-expanding timeline—and projected cost.
The spectacular scope launches in 2019.
Like, can we even do that?
Which one will win? We'll find out in 2019.
New Horizons will soon find out what's up with MU69.
Europa, the outer solar system, and a lot of questions.
There's still more to explore after Pluto.
Not quite ready for takeoff
Orbital manufacturing is already paving the way for better solar panels, faster internet, cleaner computer chips, and lab-grown human hearts
The journey to Mars, told in GIFs
7 vehicles that will carry humanity into orbit and beyond very soon
The 1986 Space Shuttle tragedy killed all seven crew members, but their legacy lives on