The most significant change since those 1970's experiments were conducted was the discovery of high levels of perchlorate on Mars. Perchlorate, plus abiotic oxidants, explains the Viking results ...
In 1975, NASA's Viking 1 spacecraft entered orbit around Mars, carrying a mission to unlock the secrets of the Red Planet. Soon, it released twin landers that drifted toward the Martian surface ...
A total of 19 guests have reviewed Viking Mars, giving it a rating of 4.5 on a scale of 1-5. Excellence in Every Detail Feb 25th, 2025 Best cruise line, best trip, can't wait to book again..