Only one spacecraft in about 60 years of human space-faring, the Voyager 2, has ever come close to Uranus and Neptune, during flybys in 1986 and 1989 respectively. The comparative dearth of information about the two outermost planets in the solar system has long rankled astronomers and scientists, and to address that, NASA on Tuesday unveiled a study of future mission concepts that will explore the so-called “ice giants.”
NASA Releases Uranus, Neptune Mission Concepts To Study Mysterious ‘Ice Giants’
Written by Himanshu Goenka