The U.S. Air Force's X-37B space plane blasted into Earth orbit Wednesday, kicking off the robotic vehicle's clandestine fourth mission — as well as the first flight of a tiny...
A tiny solar-sailing spacecraft will hitch a ride on the rocket that blasts the United States Air Force's X-37B space plane into orbit on its latest mystery mission May 20.
The United States Air Force's robotic X-37B space plane will carry a NASA experiment to orbit when it launches on its next mystery mission May 20.
A clue to one of the biggest questions in cosmology — why regular matter, rather than antimatter, survived to fill the universe — may have been found in data from a NASA space...
Air & Space
A Russian rocket carrying a Mexican satellite malfunctioned and crashed Saturday in Siberia shortly after its launch — the latest mishap to hit Russia's troubled space...
A giant nebula in the early universe hits the jackpot when it comes to rare, bright objects known as quasars, boasting four within surprisingly close proximity to one another.
Bill Nye ("The Science Guy") wants you to be a part – and get a part – of a "revolutionary solar sailing spacecraft" mission.