NASA's Perseverance, China's Tianwen-1 and UAE's Hope arrive at Mars this month February is Mars month. Three spacecraft launched in July 2020 will make it to the red planet within days. Listen - 04:57 En route to Mars. NASA/JPL-Caltech Although all three spacecraft will make it to orbit around Mars this month, NASA's Perseverance (or "Percy") gets to take center stage. It will be the only mission to land on the surface this month, with an expected arrival date of Feb. 18. Perseverance builds on an impressive history of interplanetary exploration, with its sibling rover Curiosity coming up on nine years on Mars, delivering breathtaking photographs and some puzzling data.