On April 19, NASA’s Ingenuity helicopter became the first aircraft to fly on another planet.

Our most recent package details the historic first flight of the 4-lb. robotic rotorcraft, which lasted 39.1 seconds, and its follow-up venture on April 22, and looks ahead to its future test program. The technology lays the groundwork for aerial exploration of Mars, an aeronautical feat given the air density of Mars is less than 1% of the density on Earth. See below for more.