Scientists with NASA’s Lucy mission are finally wrapping up the process of refining the data gathered by the spacecraft’s ...

NASA's ICON mission gathered valuable data as it orbited the outermost layer of Earth's atmosphere, about 55 miles to 360 miles into space in the ionosphere, and provided critical breakthroughs on ...

NASA's ICON satellite, well into an extended mission in space, fell silent on Nov. 25 and has not responded to calls from home.