NASA has been able to explore the surface of Mars for 20 years now, after the Spirit rover landed on the Red Planet. As the years have progressed, NASA has continued its exploration, utilizing two rovers and five orbiters to collect as much data as possible.
Eric Mastrota is a Contributing Editor at The National Digest based in New York. A graduate of SUNY New Paltz, he reports on world news, culture, and lifestyle. You can reach him at email@example.com.