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50 years ago, NASA sent 2 spacecraft to search for life on Mars - the Viking missions’ findings are still discussed today

50 years ago, NASA sent 2 spacecraft to search for life on Mars - the Viking missions’ findings are still discussed today
science • 9/8/2025

The Viking missions paved the way for future Mars missions and helped researchers understand the red planet’s climate and geology.

Finding life beyond the Earth would be a major scientific discovery with significant implications for all areas of science and human thought. Yet, only one direct search for extraterrestrial life has ever been conducted. The NASA Viking spacecraft, w... [9313 chars]