MAY 16, 2013 11:52 AM PDT

How Do Astronomers Find Exoplanets?



NASA's Kepler spacecraft has discovered nearly 3,000 possible exoplanets by tracking slight fluctuations in starlight to reveal their orbits. This is one of several methods employed in the hunt for the next habitable world.
About the Author
  • I love all things science and am passionate about bringing science to the public through writing. With an M.S. in Genetics and experience in cancer research, marketing and technical writing, it is a pleasure to share the latest trends and findings in science on LabRoots.
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