[Discover] NASA World Wind http://worldwind.arc.nasa.gov/ (nasa maps visualization science)
 [Discover] REAL TIME SATELLITE TRACKING http://www.n2yo.com/ (satellite maps geek fun)
 [Discover] TopoZone - The Web's Topographic Map, and more! http://www.topozone.com/ (maps topographic geography reference)
 [Discover] The Gateway to Astronaut Photography of Earth http://eol.jsc.nasa.gov/sseop/clickmap/ (photography earth nasa images)
 [Discover] Heavens-Above Home Page http://www.heavens-above.com/ (astronomy space science reference)
 [Discover] Earth As Art http://earthasart.gsfc.nasa.gov/index.htm (photography nasa art photo)
 [Discover] Visible Earth: Home http://www.visibleearth.nasa.gov/ (nasa science reference images)
 [Discover] http://www.calsky.com/ http://www.calsky.com/ (astronomy reference calendar science)
 [Discover] What is EVDO : EVDOinfo.com http://www.evdoinfo.com/content/view/37/61/ (wireless satellite broadband evdo)
 [Discover] STARK ELECTRONIC HOME PAGE http://www.starkelectronic.com/ (hardware engineering worcester video)
 [Discover] 16:9 Time Company: Homepage http://www.169time.com/ (hdtv hometheater content tuner)
 [Discover] ObsReduce 1.3 http://www.satobs.org/programs/ObsReduce/ObsReduce.html (apps satellite astronomy software)
 [Discover] Satellites and Satellite Trackers http://liftoff.msfc.nasa.gov/academy/rocket_sci/satellites/ (satellite apps orbit astronomy)
 [Discover] Earth Observatory Feature: Mosaic of Antarctica http://earthobservatory.nasa.gov/Study/MOA/ (nasa gis satellite)
 [Discover] NASA - NASA Spacelink has Moved http://www.nasa.gov/audience/foreducators/Redirect_Spacelink.html (nasa tools satellite education)
 [Discover] SATBUSTER http://www.satbuster.com/engmain.html (apps satellite science software)
 [Discover] Meteosat Europa animiert sw http://wind.met.fu-berlin.de/cgi-bin/meteosat.cgi?speed=12 (wetter astronomie satellit)
 [Discover] SeeSat-L Home Page http://satobs.org/seesat/seesatindex.html (astronomy satellite)
 [Discover] The Celestia Motherlode: Addon details http://www.celestiamotherlode.net/catalog/show_addon_details.php?addon_id=924 (astronomy satellite)