Efforts underway to extend satellites' lifespan
Spacecraft have used ion drives to explore the moon and deep space, but a new study aims to boost the electric propulsion idea to keep satellites around Earth alive longer.Full story
Spacecraft have used ion drives to explore the moon and deep space, but a new study aims to boost the electric propulsion idea to keep satellites around Earth alive longer.Full story
Japan's beleaguered space probe Hayabusa, which may or may not have collected samples of an asteroid, fired up its engine Wednesday to resume its trip back to Earth. Full story
Ernst Stuhlinger, one of the last surviving German rocket scientists who came to America after World War II and formed the engineering foundation of the nation's space program, has died. He was 94. Full story
Georgia Tech assistant professor Mitchell Walker and graduate student Logan Williams examine a 10-kilowatt Hall effect thruster during research to develop a better ion drive.
On Sept. 3, 2006, the European Space Agency's SMART-1 spacecraft went out with a bang - a planned crash landing into a volcanic plain called the Lake of Excellence. The impact, shown here, was captured by the Canada-France-Hawaii Telescope. (The black lines are a processing error due to the brightne