The British astronaut will run the entire 42 kilometers while aboard the International Space Station.
The space agency is hoping that the next generation of astronauts will inspire a future mission to Mars.
Blue Origin has beaten SpaceX in the race to build a rocket that can launch and then return to the Earth.
A new space hotline has been set up between the two countries to help prevent future misunderstandings.
Scott Kelly shared an image on social media showing a strange object high above the Earth's surface.
Astronaut Kjell Lindgren recorded a video of himself playing the instrument as a tribute to Victor Hurst.
A new bill has been approved that will make it possible for companies to mine resources from asteroids.
Archaeologists have discovered compelling evidence of an empty space hidden behind one of the walls.
NASA has revealed what processes turned Mars in to the dry, cold and barren world that we see today.
The space agency is set to reveal its latest findings about the Martian atmosphere tomorrow afternoon.
The International Space Station has made it possible for humans to maintain an ongoing presence in space.
Scientists have observed a glow in space that could have come from another universe colliding with ours.
The inside of the International Space Station appears to be a breeding ground for bacterial pathogens.
NASA's Cassini spacecraft is set to embark on its closest and most daring flyby of the moon to date.
Space agencies from both countries are hoping to work together to eventually build a lunar settlement.
The space agency has outlined its plans to see humans living on Mars within the next three decades.
The new mission will attempt a potentially world-saving maneuver by redirecting an asteroid's trajectory.
The space agency is set to reveal 'a major science finding from its ongoing exploration of Mars.'
Scientists have predicted that the event will create ripples throughout the space-time continuum.
An ambitious new mission aims to send a spacecraft to pick up samples collected by NASA's Mars rover.