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Astronomers Discover Transiting Exoplanet with Longest Known Year

21 Jul 2014, 16:00 UTC
Astronomers Discover Transiting Exoplanet with Longest Known Year

Orbiting its host star once every 704 days, Kepler-421b has the longest known year of any transiting exoplanet found to-date. By comparison, Mars orbits our sun once every 780 days.

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