NASA's Mars InSight has traveled 300 million miles. The last one will be the most critical
Monday, November 26, 2018 - 09:51
in Astronomy & Space
On Sunday, about a dozen engineers and scientists gathered in the mission control room at NASA's Jet Propulsion Laboratory. They listened intently through headsets while training their eyes on a curving wall of monitors to follow the progress of the InSight spacecraft as it made its final approach to Mars.