The Mountain by TSO Photography. Filmed from the top of El Teide in Spain, home to one of the world's best observatories. It's easy to see why. http://vimeo.com/22439234
Astronomers have discovered the largest known structure in the universe, a clump of active galactic cores that stretch 4 billion light-years from end to end. The structure is a light quasar group (LQG), a collection of extremely luminous Galactic Nulcei powered by supermassive central black holes!
La Voie lactée
Gahila - Gahila
IC 1274 | Mt. Lemmon SkyCenter
A letter Ronald Reagan sent to his son before his wedding