EUROPEAN SOUTHERN OBSERVATORY / SCIENCE PHOTO LIBRARY EUROPEAN SOUTHERN OBSERVATORY / SCIENCE PHOTO LIBRARY
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Extrasolar planet, OGLE-2005-BLG-390Lb. This planet was first detected by the ESO (European Southern Observatory) based in La Silla in Chile on 10th August 2005. It is located some 3,300 light years from the Earth. Although the planet is five times Earth's mass it is believed to have an Earth-like rocky core and a thin atmosphere. It has been suggested that the planet's surface temperature is around 53 kelvins (-220 degrees Celsius, -364 degrees Fahrenheit).
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