We haven't seen a rock like this in 50 years.
Results show the human body changes, but not dramatically.
You've likely outlived the company that wanted to film you dying on Mars.
Don't worry, no one has gotten sick yet.
The news isn't great, but it's not a showstopper either.
Chris Hadfield on how to make great photos from the International Space Station.
What the heck is a Space Force? We finally (sort of) know.
How much are you willing to pay to become an astronaut?
Researchers monitored microbes on a mock flight to Mars.
Congress has only approved funding through 2024. What happens then?
Rodents suffer from cognitive problems months after encountering space-like radiation
Satellites and space tourists
Zero gravity pharmacy
Inks deal to launch giant inflatable habitats starting in 2020
Two private spacecraft are now attached to the space station; more will follow
Four possible scenarios...
Ky Michaelson is basically Max Valier reincarnated
Q&A with Amy Shira Teitel on 'Breaking the Chains of Gravity'
You don't need a rocket to leave Earth. There's a slower, gentler trip in the works—and it comes with a cocktail.
In 1952, the Hayden Planetarium offered applicants the trip of a lifetime
Slow but steady sun-powered spacecraft could transform space travel
Fifty years ago, in the pages of Popular Science, a famous rocket scientist foretold the importance of reusable rockets.
Human hibernation could be a great way to get to Mars (and beyond), but a few big questions remain.