Web Directory

» Earth Observatory: The Blue Marble
   Detailed true-color images of the entire planet.
   http://earthobservatory.nasa.gov/Newsroom/BlueMarble/

» Great Globe Gallery
   Graphical collection of different views of our planet.
   http://www.staff.amu.edu.pl/~zbzw/glob/glob1.htm

» Info on The Planet Earth
   Brief facts about the Earth.
   http://www.facts-about.org.uk/science-planet-earth-planet-info.htm

» Length of Day and Twilight
   Describes how formulae for the calculation of the length of day can be derived for any given Northern latitude and any day of year. Also includes calculation of the twilight duration.
   http://herbert.gandraxa.com/herbert/lod.asp

» NSSDC Photo Gallery: Earth
   Selected images from the space, with captions.
   http://nssdc.gsfc.nasa.gov/photo_gallery/photogallery-earth.html

» Night Earth
   Uses Google Maps interface and NASA imagery to show how the Earth is seen at night from space.
   http://www.nightearth.com

» The Nine Planets: Earth
   General information, some statistical data and links.
   http://www.nineplanets.org/earth.html

» Views of the Solar System: Earth
   Views from the space, animations, general information and data.
   http://www.solarviews.com/eng/earth.htm

» Welcome to the Planets: Earth
   Includes a planetary profile and some pictures.
   http://pds.jpl.nasa.gov/planets/welcome/earth.htm

» Windows to the Universe: Earth
   An overview of the planet and its moon including general information, data, pictures, news, historical and mythological background.
   http://www.windows.ucar.edu/cgi-bin/tour_def/earth/earth.html