Two U.S. female astronauts made history walking on the International Space Station without a male crewmate.
The latest Exploration Extravehicular Mobility Unit suits are equipped with new features for the next steps of space exploration.
To prepare for NASA's Mars 2020 rover, scientists tested technology in a terrain that is similar to environments on Mars.
The Apollo 11 Saturn V rocket is being projected onto the Washington Monument to celebrate 50 years since the moon landing.
NASA celebrates the 4th of July with new images of the double-star Eta Carinae erupting like a fireworks display 7,500 light years away.
Egyptian-American geologist Farouk El-Baz has had a diverse career, from serving as a science adviser to Anwar Sadat to training U.S. astronauts.
Fifty years ago brave American astronauts were the first humans to land on the moon. Download a free poster celebrating the Apollo 11 lunar landing.
Cooperation between NASA and Japan's space agency aims to return humans to the moon in preparation to land on and explore Mars.
See a colorful image of the Southern Crab Nebula, about 7,000 light-years from Earth, transmitted by the Hubble Space Telescope.