Pope Francis is making his first phone call off the planet—and into space.
A spacewalking astronaut successfully replaced a blurry camera outside the International Space Station on Friday, but had to contend with a balky jetpack and a frayed safety tether.
Two American astronauts floated outside the International Space Station Friday for the third spacewalk this month aimed at repairing the orbiting outpost's robotic arm and replacing old video cameras.
A manned Soyuz rocket suffered a partial loss of pressure as it returned to Earth earlier this year, Russia's space agency said Wednesday, in the latest glitch to hit the country's space industry.
Parts of an unmanned Russian cargo spaceship burned across the night sky of the Arabian Peninsula, drawing gasps from Dubai to Riyadh before breaking up in the Earth's atmosphere and scattering in the Indian Ocean.
An unmanned Russian cargo ship has docked successfully at the International Space Station, delivering supplies to its six-member crew.
NASA astronaut Mark Vande Hei exits the International Space Station on Oct. 10, 2017, for a spacewalk in this photograph taken by fellow spacewalker Randy Bresnik.
Russia on Saturday launched an unmanned Progress space freighter carrying supplies to the International Space Station from the Baikonur cosmodrome in Kazakhstan.
While it's true that space radiation is one of the biggest challenges for a human journey to Mars, it's also true that NASA is developing technologies and countermeasures to ensure a safe and successful journey to the red ...
Dawn brings the sight of Dream Chaser, Sierra Nevada Corporation's reusable spacecraft, as it sits on the runway at NASA's Armstrong Flight Research Center (AFRC).