Relive the excitement of NASA's Perseverance rover sticking the landing on Mars with our panel of experts: Bethany Ehlmann, Derek Muller, Raquel Nuno, and Bill Nye.
Perseverance, NASA's newest Mars rover
NASA's Perseverance rover is searching for past life on Mars and collecting samples for future return to Earth.
Mars once had liquid water on the surface and could have supported life. We don't know how it changed to the cold, dry desert-world it is today.