In June 2015, Mars will swing almost directly behind the sun from Earth's perspective, and this celestial geometry will lead to diminished communications with spacecraft at Mars.
A NASA camera on the Deep Space Climate Observatory (DSCOVR) satellite has returned its first view of the entire sunlit side of Earth from one million miles away.
A NASA mission led by UCLA professor Christopher Russell has released new images of the dwarf planet Ceres, the largest asteroid between Mars and Jupiter.
Bad weather led the US space agency to postpone until Friday the first test of the largest parachute ever deployed, with the view of one day using it to land on Mars.
A new study by scientists using data from NASA's QuikScat satellite has demonstrated a novel technique to quantify urban growth based on observed changes in physical infrastructure. The researchers used the technique to study ...
NASA scientist Xiaoli Sun and his industry partner have created the world's first photon-counting detector sensitive to the mid-infrared wavelength bands—a spectral sweet spot for a number of remote-sensing applications, ...
Three astronauts landed in Kazakhstan on Thursday, safely returning to Earth after their flight back home was delayed for a month by a Russian rocket failure.
A mini military space plane is poised for liftoff Wednesday on another long orbital test flight. But as usual, the Air Force isn't saying much about the unmanned mission.
NASA will send an international crew to the bottom of the Atlantic Ocean this summer to prepare for future deep space missions during the 14-day NASA Extreme Environment Mission Operations (NEEMO) 20 expedition slated to ...
A journey that will stretch millions of miles and take years to complete begins with a short trip to a loading dock.