ScienceNASA Observes Historic Comet Flyby With Radar And Infrared Thanks to radar and infrared technology, NASA was able to image and track the historic flyby of the comet PanSTARRS last March 22. The space agency was able to obtain clues on cometary history and evolution.by Katrina Pascual
ScienceESA launches Sentinel spacecraft from French Guinea, boosts Copernicus monitoring systemby James Maynard