It's the farthest object we've ever spotted in our neighborhood.
Salt, smoke, and dust.
Capturing a meteor shower takes serious photographic skill, but the results are worth the effort.
How much are you willing to pay to become an astronaut?
Should we go? Can we afford to go? All this, and more.
Europa, the outer solar system, and a lot of questions.
Not quite ready for takeoff
Two private citizens have reportedly paid up for a lunar jaunt
The company will not meet its 2017 deadline.
Now it's ready for the final tests before launch in 2018
Space is hard, and Mars is even harder
The journey to Mars, told in GIFs
7 vehicles that will carry humanity into orbit and beyond very soon
Canada's newest astronaut, David Saint-Jacques, has big space boots to fill
While cutting funding for its own Mars programs
Step 1 toward colonizing the red planet
To Mars or bust
With a view 100 times larger than Hubble's, the WFIRST scope could discover thousands of exoplanets and millions of galaxies
These lucky CubeSats will ride on the maiden voyage of NASA's Space Launch System
How skeptical should we be, and how will we find out if this mystery planet is really out there?
Budget and scheduling constraints could put astronauts at risk
The next big step towards sending humans to Mars
It's official: the next big telescope will launch in October 2018