The U.S. presented its pavilion — including moon rocks, a Mars rover and a SpaceX Falcon 9 rocket replica — for Dubai's Expo 2020.
As part of the newest class of NASA astronauts, Jonny Kim is cleared for flight to the International Space Station, the moon and beyond.
NASA gave media a chance to see its latest Mars rover from inside a "clean room" prior to the rover's shipment to Cape Canaveral in February.
Do you want to know about Mars? Besides masses of information, NASA Mars exploration has resulted in gorgeous photos. Download this poster.
To prepare for NASA's Mars 2020 rover, scientists tested technology in a terrain that is similar to environments on Mars.
On February 11, celebrate the International Day of Women and Girls in Science. Meet some women NASA is preparing to be the future of STEM and space.
President Trump has signed a directive aimed at streamlining regulations on commercial use of space. What does this mean for private space companies?
Want to know what it's like to work on a space mission? Ask a NASA veteran who's spent decades probing the solar system. She's got stories to tell.
Research at the International Space Station could get humans to Mars. See what it's like for astronauts from around the world who work there.