This image from Nasa's Spitzer Space Telescope shows a stellar nursery containing thousand of young stars & developing protostars near the sword of the constellation Orion. I heart the Spitzer space telescope.
Fulgurite - Sand hit by lightning. This picture is not Fulgurite by the way.This is a stick with wet sand on it.Fulgurite is usually found in the ground where lightning has struck and is usually very small glass tubules.
Atlas V Arc of Light: Rocket launched with twin Radiation Belt Storm Probes sent to explore the Van Allen Belts that surround Earth. Astrophotographer Mike Killian took this photo from Cape Canaveral Air Force Station in Florida Aug.