Stories, updates, insights, and original analysis from The Planetary Society.
Apollo 11’S landing on 20 July 1969 was the day humans first set foot on another world. For the risky, challenging endeavor, NASA sought a smooth landing site, one lacking craters or mountains.
A collection of before and after slider images showing how views of planets in our solar system have changed over the years since NASA was created.
Two of NASA's new astronaut candidates are particularly suited to conduct scientific research on other worlds: Zena Cardman, a geobiologist, and Jessica Watkins, a geologist.
Aspiring astrophysicist Julie Seven Sage reports from the launch of student-designed CubeSat payloads at NASA's Wallops Flight Center.
I believe Expedition 50 had a fun and good ISS crew. I base this declaration solely on the moments they shared on social media. This logic is completely bulletproof and there's no point trying to prove otherwise.
NASA astronaut Kate Rubins is returning to Earth from the International Space Station. During her mission, she became the first person to sequence DNA in space.
Expedition 48 crewmembers Kate Rubins, Takuya Onishi and Anatoly Ivanishin begin a two-day trip to the International Space Station tonight aboard a newly upgraded Soyuz MS spacecraft.
Tim Kopra, Tim Peake and Yuri Malenchenko are back on Earth this morning following a picture-perfect landing on the sunny Kazakhstan steppe.
NASA astronaut Jeff Williams embarks on his fourth trip to the ISS tomorrow. He launches aboard a Soyuz spacecraft from Baikonur with cosmonauts Alexey Ovchinin and Oleg Skripochka at 5:26 p.m. EDT (21:26 UTC).
Following a picture-perfect launch and some last minute docking drama, Tim Kopra, Tim Peake and Yuri Malenchenko arrived safely to the International Space Station today.
Telerobotics—with humans nearby—just might be the perfect unification of human and robotic spaceflight. Two groups at NASA and ESA are working to make this fledgling technology commonplace.
A cache of more than 8,400 unedited, high-resolution photos taken by Apollo astronauts during trips to the moon is now available for viewing and download on Flickr.
Three astronauts have returned to Earth, and while I'm happy that they landed safely, I'm very sad that astronaut Samantha Cristoforetti is not in space anymore to wish us
Three International Space Station crew members are back on Earth today following a morning Soyuz landing on the snowy steppes of Kazakhstan.
A timelapse video shows two NASA astronauts as they became typical neighborhood cable technicians—except for the fact that they were wearing space suits.
NASA's Orion spacecraft is back on dry land following its offloading from the USS Anchorage late Monday night. Here are some selected photographs by Kevin Baird.
Three more humans are in space today following the launch of Soyuz TMA-15M from the chilly steppes of Kazakhstan.
NASA astronaut Steve Swanson and Russian cosmonauts Alexander Skvortsov and Oleg Artemyev are safely back on Earth following a five-and-a-half month stay aboard the International Space Station.
Mat Kaplan reviews a wonderful new biography on Neil Armstrong, written with the support of Armstrong and many of the other pioneering astronauts.
A top Russian official announced a ban on Russian engines in U.S. military launches and questioned Russia's long-term commitment to the International Space Station. We cut through the hype and try to understand what was actually said and the immediate consequences facing NASA.