The Mars rover Perseverance and its feisty sidekick helicopter Ingenuity have set records and pushed new frontiers for interplanetary space exploration since landing on the Red Planet one year ago this Friday. The flawless landing of the rover in Mars' Jezero Crater, on Feb. 18, 2021, kicked off a year of successes, including the first rock sample drilled on another planet, the first time oxygen has been extracted from Martian ...