The spectacular scope launches in 2019.
But we won't know where it's going until the government shutdown ends.
The Great Lakes are mighty chilly.
There's still more to explore after Pluto.
What is going on with my moon?
Not quite ready for takeoff
American Nick Hague and Russian Alexey Ovchinin endured a rough emergency landing.
Nearly all of the water astronauts drink and shower with comes from their urine and sweat.
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.
NASA announced the nine astronauts selected for its Commercial Crew program.
Divest from Russia, with love
Which one will win? We'll find out in 2019.
New high-res images from New Horizons reveal a very blobby space rock.
The journey to Mars, told in GIFs
Raise the e-sail
The solar system's smallest planet finds a place in the sun
Like a giant egg yolk in the sky
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.
But the end is fast approaching.
"Seeing color in a nebula from a garden in San Francisco? That's pretty cool."