Engineers and scientists gathered around a screen in an operations room at the Naval Research Laboratory in Washington, D.C., eager to lay their eyes on the first data from NASA’s STEREO spacecraft. It was January 2007, and the twin STEREO satellites—short for Solar and Terrestrial Relations Observatory—which had launched just months before, were opening their…

NASA’s continued quest to explore our solar system and beyond received a boost of new information this week with three key missions proving not only that they are up and running, but that their science potential is exceptional. On Sept. 17, 2018, TESS — the Transiting Exoplanet Survey Satellite — shared its first science observations.…