China just might add a helicopter and 6-legged robot to Mars sample-return mission

China just might add a helicopter and 6-legged robot to Mars sample-return mission
It's not yet clear whether China or the United States and Europe will be the first to bring a piece of the Red Planet back to Earth. New details are …

Author: Josh Dinner

* VIEW the article originally published here.
** MORE curations: Al Cannistra at San Antonio ONE here.