astroPPM

Star trails, looking like meteors rain down behind Lick Observatory atop Mount Hamilton (photo credit: LKluft, June 2005)   Ha...

In accordance with the Sabian image for Mercury's station degree, a photo of a forest fire in Russia's Yugansky Nature Reserve t...

Highway I-80  (the Eastshore Freeway) near Berkeley, California (photo credit: Minesweeper, May 2005) All those many things that th...