First Detection of Life

PBS_SpaceTimePublished: April 12, 201835 views
Published: April 12, 2018

In 1990, an experiment conceived by Carl Sagan was performed using using the Galileo spacecraft. The purpose? To detect life on a planet based on measurements by a space probe. The experiment was successful, and abundant life was unequivocally confirmed. That planet? The Earth. Now, a quarter century later, we’re on the verge of conducting that same experiment on a world orbiting another star.

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