All Alone on an Alien Planet, Perseverance Rover is Photographed as a Tiny Green Speck in a Sea of Red

Humans on Earth may have just run a marathon in under two hours for the first time, but it has taken the Mars Perseverance Rover 1,890 Martian sols -- or five years and four months in Earth time -- to travel 26.2 miles on the Red Planet.

[ Read More ]