Nature GeoScience
http://www.nature.com/ngeo/index.html

Mars Reconnnaissance Orbiter
http://marsprogram.jpl.nasa.gov/mro/

Live map of the Phases of the Moon
http://stardate.org/nightsky/moon/

Fremont Peak Observatory
http://www.fpoa.net/

James Lick Observatory@ Mount Hamilton
http://mthamilton.ucolick.org/

McDonald Observatory
http://www.as.utexas.edu/mcdonald/mcdonald.html

Minolta Planetarium @ DeAnza College
http://www.planetarium.deanza.edu/

Morrison Planetarium @ California Academy of Sciences
http://www.calacademy.org/planetarium/