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==Properties==
The planet, about 210 [[light-years]] away from Earth,<ref name=latimes>{{cite web|url=http://www.latimes.com/news/science/la-sci-small-exoplanet-20130221,0,4749761.story |title=NASA, using Kepler space telescope, finds smallest planet yet |publisher=[[Los Angeles Times]] |date=February 20, 2013 |accessdate=February 21, 2013}}</ref> is slightly larger than the Earth's moon, with a diameter of about {{convert|2400 miles|mi|km}}.<ref>{{cite web|url=http://www.slate.com/blogs/bad_astronomy/2013/02/20/smallest_exoplanet_kepler_37b_is_barely_bigger_than_earth_s_moon.html |title=Astronomers Find the Tiniest Exoplanet Yet |publisher=[[Slate]] |date=February 20, 2013 |accessdate=February 21, 2013}}</ref> [[NASA]] states that it is most probable that the planet does not have an atmosphere and cannot support life.<ref name=NASA>{{cite web|url=http://www.nasa.gov/home/hqnews/2013/feb/HQ_13-057_Kepler_Tiny_Planet.html |title=NASA's Kepler Mission Discovers Tiny Planet System |publisher=[[NASA]] |date=February 20, 2013 |accessdate=February 21, 2013}}</ref> Furthermore, the planet is most likely composed of rocky materials.<ref name=NASA></ref> Being the closest planet to its parent star, Kepler-37b has an orbit of about 13 days.<ref name=SWR></ref> Also due to the distance to its star, the planet's mean temperature is estimated to be around {{convert|800 degrees Fahrenheit, or about 700 [[Kelvin]]|F|K}}.<ref name=NASA></ref>
==References==
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