Mission to Mars: every successful landing on the red planet
Viking 1 landed on the surface of Mars 45 years ago on July 20, 1976
© Getty Images
Landers and rovers on Mars relay pictures or scientific data to Martian satellites, that in turn relay them to Earth. The pictures and data throughout the years have led us to many interesting discoveries about the planet, though there is still plenty more to be discovered.
In this gallery, check out every successful landing and rover mission to the red planet leading up to NASA's Mars 2020 Perseverance landing. Click on to find out more!
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