HEATKEYS

Quality sky maps (star charts) for skywatchers, educators and publishers. The Evening Sky Map (PDF) free each month. Find constellations, planets, comets.

Compute summits visible from any location worldwide

David Chandler Company: designs and markets astronomy products (planispheres, atlases, and software) for amateur observers and education. Products include planispheres, atlases, red LED flashlights, and a telescope-computer interface.

The Sierra College Astronomy Department, located in Rocklin, California, is dedicated to the teaching of introductory astronomy to students of varied ages and backgrounds. Instruction is based on a balanced combination of classroom presentations/dem...

Online shopping from the earth's biggest selection of books, magazines, music, DVDs, videos, electronics, computers, software, apparel & accessories, shoes, jewelry, tools & hardware, housewares, furniture, sporting goods, beauty & person...

University of Michigan is one of the top universities of the world, a diverse public institution of higher learning, fostering excellence in research. U-M provides outstanding undergraduate, graduate and professional education, serving the local, reg...

YouTube is a place to discover, watch, upload and share videos.

Music, movies, TV, shows and now friends. Get connected on iTunes 10.

The World's Top Scientists Heard 15 Million Times a Day

Art - community of artists and those devoted to art. Digital art, skin art, themes, wallpaper art, traditional art, photography, poetry / prose. Art prints.