September 18, 2013 The robotic capsule Cygnus, scheduled to dock with the orbiting outpost on Sunday, is the second commercial vehicle to resupply the station.
September 17, 2013 Orbital Sciences' Cygnus is set to blast off Wednesday for the International Space Station. If successful, it will become the second private robotic craft to dock with the orbiting lab.
September 12, 2013 The venerable probe has finally departed for interstellar space, but there's a reason the news might give you a feeling of deja vu.
September 7, 2013 The LADEE spacecraft, which began its trip to the moon last night in a launch on Virginia's coast, ran into some mechanical problems, NASA says. But officials say the robotic probe remains on track to reach the moon next month.
September 6, 2013 A rocket launched from NASA's launch pad on the Virginia coast shortly before midnight Friday was potentially visible to a large swath of the eastern U.S. The spacecraft is now on its way to the moon.
September 3, 2013 The U.S. Air Force has pulled the plug on a radar system that tracks thousands of objects orbiting Earth, from satellites and debris to meteors. The military says the shutdown can save $14 million annually. A replacement plan is in the works.
August 22, 2013 NASA says the small object that was caught on video by a spacecraft called the Solar and Heliospheric Observatory was most likely a member of a sun-grazing group of comets known as the Kreutz family.
August 21, 2013 NASA is bringing a retired spacecraft back into service to help search for asteroids that could pose a danger to Earth, the space agency announced on Wednesday.
August 8, 2013 A U.S. radar system that tracks thousands of objects orbiting Earth — from satellites to harmful debris — has reportedly been slated for a shutdown. The pending shutdown of the system, run by the Air Force, is being blamed on the government's sequestration cuts.
August 8, 2013 Scientists say the sun will reverse polarity within the next three to four months in an event that marks the midpoint of "solar max" — a period of peak solar activity.
July 22, 2013 In a stunning photograph taken by the NASA spacecraft, Earth is seen alongside Saturn's rings. It's a photograph reminiscent of the image taken in 1990 by NASA's Voyager 1 spacecraft.
July 19, 2013 The Cassini spacecraft that's studying Saturn is turning its camera back toward home on Friday. Earth should appear as a tiny blue dot. Saturday, another spacecraft that's orbiting Mercury will also snap photos of Earth.
July 8, 2013 "Dear NASA," the letter begins. "My name is Dexter I heard that you are sending 2 people to Mars and I would like to come but I'm 7."