Astronomy Picture of the Day Discover the cosmos! Each day a different image or photograph of our fascinating universe is featured, along with a brief explanation written by a professional astronomer. 2003 January 28 The Lost World of Lake Vida Credit & Copyright: Thomas Nylen & Andrew Fountain (PSU), NASA, NSF Explanation: A lake hidden beneath 19 meters of ice has been found near the bottom of the world that might contain an ecosystem completely separate from our own. In a modern version of Sir Arthur Conan Doyle's classic book Lost World, scientists are now plotting a mission to...