NASA's plan to simplify the Mars 2020 rover's mission by letting the Curiosity-clone dig up and drop surface samples instead of babysitting them until a fetch rover arrives is starting to win hearts and minds within the agency, NASA's Mars czar said in a June 25 interview. The post It’s Looking More Likely NASA’s Mars 2020 Rover will Drop its Samples as it Goes appeared first on SpaceNews.com.