Mars helicopter Ingenuity went silent for 6 'agonizing' days in April

NASA's Perseverance rover can be seen in the background, while rocks and red Martian soil take up the rest of the image

NASA's Mars helicopter Ingenuity had its handlers sweating bullets about two months ago.

The little chopper failed to check in with the mission team for about six days in early April, Ingenuity chief engineer Travis Brown wrote in an update on May 26.