NEW YORK--Back in May 2009 two of the most iconic entities in space science and exploration came together--literally--in the final scheduled servicing mission of the space shuttle to the Hubble Space Telescope. The astronauts of space shuttle Atlantis plucked Hubble from orbit and in the course of five spacewalks dramatically revitalized the 19-year-old observatory, which had been limping along for some time. [More]