A Jupiter-sized gas planet is being described by Astronomers as the darkest known extrasolar planet (exoplanet).
Known as TrES-2b, astronomers at the Harvard-Smithsonian Center for Astrophysics and the Royal Astronomical Society (RAS) have concluded that the gas giant reflects less than one percent of the sunlight falling on it, making it blacker than coal or any planet or moon in our solar system. Read more here
