What Are Exoplanets

One of the best-kept secrets of our times is that planets exist outside our Solar System. Exoplanets are planets orbiting one of the billions of stars we see in the nighttime sky. As our ability to search through the vastness of space increases, we continue to find ourselves faced with an ever-expanding potential of discovering planets that could look and behave a lot like Earth. That's all fine and dandy, but wouldn't you instead impress your friends with your exoplanetary knowledge? Look no further! The History of Exoplanetary Exploration Humans began their interest in exoplanets around the 16th century. The Italian philosopher Giordano Bruno was the first to publicly support the idea based on his belief in the Copernican theory that Earth and the other known planets of the time were indeed orbiting around the sun. He speculated that this should be the case for different stars in the universe. In…

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