NASA made oxygen out of thin air on Mars
By Jenny Mcgrath & Grace Eliza Goodwin
NASA Brags That in Just Two Years, It Generated Enough Oxygen for a Small Dog to Breathe for 10 Hours
By Victor Tangermann
NASA's Perseverance Mars rover wraps up MOXIE oxygen-making experiment
By Monisha Ravisetti
The first experiment to produce oxygen on another planet has come to an end
By Ashley Strickland