NASA's Pioneer 11 spacecraft left the solar system! This was the second spacecraft to travel beyond the planetary part of our solar system, which ends at Neptune's orbit. An almost identical ...

“I declare the Opportunity mission as complete,” Thomas Zurbuchen, associate administrator of NASA's Science Mission Directorate said at Pasadena, California During 14 years of intrepid ...

Last week, NASA powered down an instrument on Voyager 1 designed to study cosmic rays. The energy-saving moves were necessary to extend their missions, Voyager project manager Suzanne Dodd at the ...