It’s a question that inevitably arises in conversations about the cosmos: does life exist elsewhere in the universe?
For those who hope the answer is “yes”, the harvest of exoplanets by NASA’s Kepler Space Telescope and other telescopes over the past decade has been hugely encouraging. As of mid 2019, in the small slice of sky under its exacting gaze, analysis of Kepler’s measurements found more than two thousand extrasolar planets, and all telescopes have confirmed some 3,700 exoplanets. Extrapolating these results, astronomers estimate our Milky Way galaxy alone might hold some 10 billion planets that may have the temperature and composition to harbor habitable life. With that much real estate, many believe that complex or even intelligent life must have formed on at least some of these? [Read more…] about Is the Universe Too Dangerous for Life?
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