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Top 5 Nearest and Habitable Exoplanets

25 Mar 2020, 17:00 UTC
Top 5 Nearest and Habitable Exoplanets NASA's Goddard Space Flight Center/Chris Smith

Back in 1995, astronomers had detected a planet orbiting around a Sun-like star. This was a huge deal. And today, we have discovered more than 4000 extrasolar planets. They come in a wide variety of sizes and characteristics. By the most optimistic projections, only about 50 are habitable, and only 20 have Earth-like temperatures. So, if we were to send off a probe to explore some of these worlds, what would be the top 5 nearest choices to visit?

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