Atmospheric Tomography Mission (ATom) Atmospheric Tomography Mission Type Airborne Science Launch Summer 2016 through Spring 2018 Target Earth Objective Study the impacts of human-produced air pollution Learn more about ATom Keep Exploring Discover More Topics From NASA Explore Earth Science Earth Science at Work NASA Earth Science helps Americans respond to challenges and societal needs — such as wildland fires, hurricanes, and water supplies… Earth Science Missions In order to study the Earth as a whole system and understand how it is changing, NASA develops and supports… Earth Science Data