NASA has bumped an astronaut off an upcoming spaceflight, a rare move for the space agency so close to launch.
Three astronauts returned to Earth on Thursday after nearly six months aboard the International Space Station, landing on the snow-covered steppes outside of a remote town in Kazakhstan.
US President Donald Trump's decision this week to return Americans to the Moon makes sense as a way to develop technology to one day reach Mars, but only if Congress allocates the money, experts say.
The heads of several of the world's space agencies have proposed the creation of a climate observatory to pool acquired data and share it with scientists around the globe, according to a declaration adopted Monday in Paris.
Russia on Friday launched a European satellite dedicated to monitoring the Earth's atmosphere, the protective layer that shields the planet from the sun's radiation, live footage from the cosmodrome showed.
Israeli spies observed Russian government hackers in real time as they scoured computers around the world for the codenames of US intelligence programs, The New York Times reported Tuesday night.
Six decades after Sputnik, a refined version of the rocket that put the first artificial satellite in orbit remains the mainstay of Russia's space program—a stunning tribute to the country's technological prowess, but also ...
The dream of a human habitat in orbit about the moon came a step closer on September 27, when NASA and the Russian space agency (Roscosmos) signed up to a common vision for future human exploration. The project, a follow-up ...
Futurist and inventor Elon Musk unveiled ambitious plans Friday to send cargo ships to Mars in five years and use rockets to carry people between Earth's major cities in under half-an-hour.
A Russian Proton-M booster rocket carrying a U.S.-built commercial satellite has had a successful liftoff from Kazakhstan.