NASA delays its Mars 2020 launch by two days
They took this step due to "a contamination concern",
Tag: Mars 2020
Watch the Mars 2020 rover flex its muscles by doing some biceps curls
Soon, NASA will launch a new rover to Mars where it'll have to do a lot of heavy lifting.
NASA is taking a Martian meteorite back home — for calibration purposes
The meteorite will be used in NASA's ambitious Mars 2020 mission.
