After nearly three decades, the Hubble Space Telescope is still surprising us. Hubble has been called the most important advance in astronomy since Galileo, and its greatest discoveries might still be ahead. | Video From The New York Times

The Hubble Space Telescope is one of the most powerful scientific instruments ever conceived. It has unlocked some of the biggest mysteries of the universe and a lot more. We have come to expect the unexpected: http://go.nasa.gov/1CBsaBi #Hubble25 | NASA - National Aeronautics and Space Administration