Image of Solar flare at
http://library.thinkquest.org/15200/media/planetmedia/sun/sunflare.jpg
from NASA website http://www.nasa.gov/,
Brian Dunbar, comments@www.hq.nasa.gov, Unknown Date.
Public domain, no copyright.

Image of Solar eclipse at
http://library.thinkquest.org/15200/media/planetmedia/sun/eclipse.jpg
from NASA website http://www.nasa.gov/,
Brian Dunbar, comments@www.hq.nasa.gov, Unknown Date.
Public domain, no copyright.

Image of Sun spots at
http://library.thinkquest.org/15200/media/planetmedia/sun/sunspot.jpg
from NASA website http://www.nasa.gov/,
Brian Dunbar, comments@www.hq.nasa.gov, Unknown Date.
Public domain, no copyright.

Image of Sun at
http://library.thinkquest.org/15200/media/planetmedia/sun/sun.jpg
from NASA website http://www.nasa.gov/,
Brian Dunbar, comments@www.hq.nasa.gov, Unknown Date.
Public domain, no copyright.

Image of Layers of the Sun at 
http://library.thinkquest.org/15200/media/planetmedia/sun/sunlayers.jpg
from NASA website http://www.nasa.gov/,
Brian Dunbar, comments@www.hq.nasa.gov, Unknown Date.
Public domain, no copyright.

Image of Sources of Solar Wind at
http://library.thinkquest.org/15200/media/planetmedia/sun/plrplms.jpg
from NASA website http://www.nasa.gov/,
Brian Dunbar, comments@www.hq.nasa.gov, Unknown Date.
Public domain, no copyright.

Video of Solar eclipse at
http://library.thinkquest.org/15200/media/planetmedia/sun/eclipse.mpeg
from NASA website http://www.nasa.gov/,
Brian Dunbar, comments@www.hq.nasa.gov, Unknown Date.
Public domain, no copyright.

Image of Close-up of Mercury at
http://library.thinkquest.org/15200/media/planetmedia/mercury/closeupmercury.jpg
from NASA website http://www.nasa.gov/,
Brian Dunbar, comments@www.hq.nasa.gov, Unknown Date.
Public domain, no copyright.

Image of Southwest Mercury at
http://library.thinkquest.org/15200/media/planetmedia/mercury/swmercury.jpg
from NASA website http://www.nasa.gov/,
Brian Dunbar, comments@www.hq.nasa.gov, Unknown Date.
Public domain, no copyright.

Image of Mercury at
http://library.thinkquest.org/15200/media/planetmedia/mercury/mercury4.jpg
from NASA website http://www.nasa.gov/,
Brian Dunbar, comments@www.hq.nasa.gov, Unknown Date.
Public domain, no copyright.

Image of Strindberg Crater at
http://library.thinkquest.org/15200/media/planetmedia/mercury/strndbrg.jpg
from NASA website http://www.nasa.gov/,
Brian Dunbar, comments@www.hq.nasa.gov, Unknown Date.
Public domain, no copyright.

Image of Bright Rayed Craters at
http://library.thinkquest.org/15200/media/planetmedia/mercury/mercury5.jpg
from NASA website http://www.nasa.gov/,
Brian Dunbar, comments@www.hq.nasa.gov, Unknown Date.
Public domain, no copyright.

Image of Incoming View of Mercury at
http://library.thinkquest.org/15200/media/planetmedia/mercury/mercury.gif
from NASA website http://www.nasa.gov/,
Brian Dunbar, comments@www.hq.nasa.gov, Unknown Date.
Public domain, no copyright.

Image of Hills of Mercury at
http://library.thinkquest.org/15200/media/planetmedia/mercury/mercter.jpg
from NASA website http://www.nasa.gov/,
Brian Dunbar, comments@www.hq.nasa.gov, Unknown Date.
Public domain, no copyright.

Image of Mosaic of Mercury at
http://library.thinkquest.org/15200/media/planetmedia/mercury/mercuryglobe.jpg
from NASA website http://www.nasa.gov/,
Brian Dunbar, comments@www.hq.nasa.gov, Unknown Date.
Public domain, no copyright.

Image of Caloris Basin at
http://library.thinkquest.org/15200/media/planetmedia/mercury/caloris.jpg
from NASA website http://www.nasa.gov/,
Brian Dunbar, comments@www.hq.nasa.gov, Unknown Date.
Public domain, no copyright.

Video of The Forming of Mercury at 
http://library.thinkquest.org/15200/media/planetmedia/mercury/merc1.avi
from NASA website http://www.nasa.gov/,
Brian Dunbar, comments@www.hq.nasa.gov, Unknown Date.
Public domain, no copyright.

Image of Eistla Region at
http://library.thinkquest.org/15200/media/planetmedia/venus/eistla1.jpg
from NASA website http://www.nasa.gov/,
Brian Dunbar, comments@www.hq.nasa.gov, Unknown Date.
Public domain, no copyright.

Image of Gula mons and Crater Conitz at
http://library.thinkquest.org/15200/media/planetmedia/venus/gulacun1.jpg
from NASA website http://www.nasa.gov/,
Brian Dunbar, comments@www.hq.nasa.gov, Unknown Date.
Public domain, no copyright.

Image of Venus at
http://library.thinkquest.org/15200/media/planetmedia/venus/venus95.gif
from NASA website http://www.nasa.gov/,
Brian Dunbar, comments@www.hq.nasa.gov, Unknown Date.
Public domain, no copyright.

Image of Tick Volcano at
http://library.thinkquest.org/15200/media/planetmedia/venus/tick.gif
from NASA website http://www.nasa.gov/,
Brian Dunbar, comments@www.hq.nasa.gov, Unknown Date.
Public domain, no copyright.

Image of 5 Views of Venus at
http://library.thinkquest.org/15200/media/planetmedia/venus/venview2.gif
from NASA website http://www.nasa.gov/,
Brian Dunbar, comments@www.hq.nasa.gov, Unknown Date.
Public domain, no copyright.

Image of Venus at
http://library.thinkquest.org/15200/media/planetmedia/venus/venus.gif
from NASA website http://www.nasa.gov/,
Brian Dunbar, comments@www.hq.nasa.gov, Unknown Date.
Public domain, no copyright.

Image of Earth's Layers at
http://library.thinkquest.org/15200/media/planetmedia/earth/earthlayer.gif
from NASA website http://www.nasa.gov/,
Brian Dunbar, comments@www.hq.nasa.gov, Unknown Date.
Public domain, no copyright.

Image of Anticlines and Salt Domes, in the gulf coast of Iran at
http://library.thinkquest.org/15200/media/planetmedia/earth/anticlin.gif
from NASA website http://www.nasa.gov/,
Brian Dunbar, comments@www.hq.nasa.gov, Unknown Date.
Public domain, no copyright.

Image of Antarctica at
http://library.thinkquest.org/15200/media/planetmedia/earth/antarc.gif
from NASA website http://www.nasa.gov/,
Brian Dunbar, comments@www.hq.nasa.gov, Unknown Date.
Public domain, no copyright.

Image of Moon Foot-print at
http://library.thinkquest.org/15200/media/planetmedia/earth/moonfootprint.gif
from NASA website http://www.nasa.gov/,
Brian Dunbar, comments@www.hq.nasa.gov, Unknown Date.
Public domain, no copyright.

Image of Full-moon at
http://library.thinkquest.org/15200/media/planetmedia/earth/fullmoon.gif
from NASA website http://www.nasa.gov/,
Brian Dunbar, comments@www.hq.nasa.gov, Unknown Date.
Public domain, no copyright.

Image of Face of Mars in the Cydonia region at
http://library.thinkquest.org/15200/media/planetmedia/mars/face.gif
from NASA website http://www.nasa.gov/,
Brian Dunbar, comments@www.hq.nasa.gov, Unknown Date.
Public domain, no copyright.

Image of Tharsis at
http://library.thinkquest.org/15200/media/planetmedia/mars/tharsis.jpg
from NASA website http://www.nasa.gov/,
Brian Dunbar, comments@www.hq.nasa.gov, Unknown Date.
Public domain, no copyright.

Image of Mars at
http://library.thinkquest.org/15200/media/planetmedia/mars/mars060.jpg
from NASA website http://www.nasa.gov/,
Brian Dunbar, comments@www.hq.nasa.gov, Unknown Date.
Public domain, no copyright.

Image of Gusev Crater at
http://library.thinkquest.org/15200/media/planetmedia/mars/gusev.gif
from NASA website http://www.nasa.gov/,
Brian Dunbar, comments@www.hq.nasa.gov, Unknown Date.
Public domain, no copyright.

Image of Mars at
http://library.thinkquest.org/15200/media/planetmedia/mars/marsglobe.jpg
from NASA website http://www.nasa.gov/,
Brian Dunbar, comments@www.hq.nasa.gov, Unknown Date.
Public domain, no copyright.

Image of Deimos at
http://library.thinkquest.org/15200/media/planetmedia/mars/deimos.jpg
from NASA website http://www.nasa.gov/,
Brian Dunbar, comments@www.hq.nasa.gov, Unknown Date.
Public domain, no copyright.

Image of Phobos at
http://library.thinkquest.org/15200/media/planetmedia/mars/phobos3.jpg
from NASA website http://www.nasa.gov/,
Brian Dunbar, comments@www.hq.nasa.gov, Unknown Date.
Public domain, no copyright.

Video of Rotation of Phobos at
http://library.thinkquest.org/15200/media/planetmedia/mars/phobos.mpeg
from NASA website http://www.nasa.gov/,
Brian Dunbar, comments@www.hq.nasa.gov, Unknown Date.
Public domain, no copyright.

Video of Mars at
http://library.thinkquest.org/15200/media/planetmedia/mars/mars.mpeg
from NASA website http://www.nasa.gov/,
Brian Dunbar, comments@www.hq.nasa.gov, Unknown Date.
Public domain, no copyright.

Video of Valles Marineris on Mars at
http://library.thinkquest.org/15200/media/planetmedia/mars/mars2.avi
from NASA website http://www.nasa.gov/,
Brian Dunbar, comments@www.hq.nasa.gov, Unknown Date.
Public domain, no copyright.

Image of Jupiter's Rings at
http://library.thinkquest.org/15200/media/planetmedia/jupiter/jupring.gif
from NASA website http://www.nasa.gov/,
Brian Dunbar, comments@www.hq.nasa.gov, Unknown Date.
Public domain, no copyright.

Image of the Great Red Spot at
http://library.thinkquest.org/15200/media/planetmedia/jupiter/redspot.gif
from NASA website http://www.nasa.gov/,
Brian Dunbar, comments@www.hq.nasa.gov, Unknown Date.
Public domain, no copyright.

Image of Jupiter and its moons at
http://library.thinkquest.org/15200/media/planetmedia/jupiter/jupiter2.gif
from NASA website http://www.nasa.gov/,
Brian Dunbar, comments@www.hq.nasa.gov, Unknown Date.
Public domain, no copyright.

Image of Europa at
http://library.thinkquest.org/15200/media/planetmedia/jupiter/europa.gif
from NASA website http://www.nasa.gov/,
Brian Dunbar, comments@www.hq.nasa.gov, Unknown Date.
Public domain, no copyright.

Image of Ganymede at
http://library.thinkquest.org/15200/media/planetmedia/jupiter/ganymede.gif
from NASA website http://www.nasa.gov/,
Brian Dunbar, comments@www.hq.nasa.gov, Unknown Date.
Public domain, no copyright.

Image of Io at
http://library.thinkquest.org/15200/media/planetmedia/jupiter/io.gif
from NASA website http://www.nasa.gov/,
Brian Dunbar, comments@www.hq.nasa.gov, Unknown Date.
Public domain, no copyright.

Image of Callisto at
http://library.thinkquest.org/15200/media/planetmedia/jupiter/callisto.gif
from NASA website http://www.nasa.gov/,
Brian Dunbar, comments@www.hq.nasa.gov, Unknown Date.
Public domain, no copyright.

Video of Rotation of Io at
http://library.thinkquest.org/15200/media/planetmedia/jupiter/io.avi
from NASA website http://www.nasa.gov/,
Brian Dunbar, comments@www.hq.nasa.gov, Unknown Date.
Public domain, no copyright.

Video of Europa at
http://library.thinkquest.org/15200/media/planetmedia/jupiter/europa.mpeg
from NASA website http://www.nasa.gov/,
Brian Dunbar, comments@www.hq.nasa.gov, Unknown Date.
Public domain, no copyright.

Image of Saturn and its satellites at
from NASA website http://www.nasa.gov/,
Brian Dunbar, comments@www.hq.nasa.gov, Unknown Date.
Public domain, no copyright.

http://library.thinkquest.org/15200/media/planetmedia/saturn/saturn4.jpg
Image of Saturn at
http://library.thinkquest.org/15200/media/planetmedia/saturn/saturnx.jpg
from NASA website http://www.nasa.gov/,
Brian Dunbar, comments@www.hq.nasa.gov, Unknown Date.
Public domain, no copyright.

Image of Saturn's rings and satellites diagram at
http://library.thinkquest.org/15200/media/planetmedia/saturn/ringsat.gif
from NASA website http://www.nasa.gov/,
Brian Dunbar, comments@www.hq.nasa.gov, Unknown Date.
Public domain, no copyright.

Image of Telesto at
http://library.thinkquest.org/15200/media/planetmedia/saturn/telesto.gif
from NASA website http://www.nasa.gov/,
Brian Dunbar, comments@www.hq.nasa.gov, Unknown Date.
Public domain, no copyright.

Image of Calypso at
http://library.thinkquest.org/15200/media/planetmedia/saturn/calypso.gif
from NASA website http://www.nasa.gov/,
Brian Dunbar, comments@www.hq.nasa.gov, Unknown Date.
Public domain, no copyright.

Image of Atlas at
http://library.thinkquest.org/15200/media/planetmedia/saturn/atlas.gif
from NASA website http://www.nasa.gov/,
Brian Dunbar, comments@www.hq.nasa.gov, Unknown Date.
Public domain, no copyright.

Image of Helene at
http://library.thinkquest.org/15200/media/planetmedia/saturn/helene.gif
from NASA website http://www.nasa.gov/,
Brian Dunbar, comments@www.hq.nasa.gov, Unknown Date.
Public domain, no copyright.

Image of Hyperion at
http://library.thinkquest.org/15200/media/planetmedia/saturn/hyperion.gif
from NASA website http://www.nasa.gov/,
Brian Dunbar, comments@www.hq.nasa.gov, Unknown Date.
Public domain, no copyright.

Image of Phoebe at
http://library.thinkquest.org/15200/media/planetmedia/saturn/phoebe.gif
from NASA website http://www.nasa.gov/,
Brian Dunbar, comments@www.hq.nasa.gov, Unknown Date.
Public domain, no copyright.

Image of Pandora at
http://library.thinkquest.org/15200/media/planetmedia/saturn/pandora.gif
from NASA website http://www.nasa.gov/,
Brian Dunbar, comments@www.hq.nasa.gov, Unknown Date.
Public domain, no copyright.

Image of Mimas at
http://library.thinkquest.org/15200/media/planetmedia/saturn/mimas.gif
from NASA website http://www.nasa.gov/,
Brian Dunbar, comments@www.hq.nasa.gov, Unknown Date.
Public domain, no copyright.

Image of Prometheus at
http://library.thinkquest.org/15200/media/planetmedia/saturn/prometh.gif
from NASA website http://www.nasa.gov/,
Brian Dunbar, comments@www.hq.nasa.gov, Unknown Date.
Public domain, no copyright.

Image of Janus at
http://library.thinkquest.org/15200/media/planetmedia/saturn/janus.gif
from NASA website http://www.nasa.gov/,
Brian Dunbar, comments@www.hq.nasa.gov, Unknown Date.
Public domain, no copyright.

Image of Epimetheus at
http://library.thinkquest.org/15200/media/planetmedia/saturn/epimeth.gif
from NASA website http://www.nasa.gov/,
Brian Dunbar, comments@www.hq.nasa.gov, Unknown Date.
Public domain, no copyright.

Image of Rhea at
http://library.thinkquest.org/15200/media/planetmedia/saturn/rhea1.gif
from NASA website http://www.nasa.gov/,
Brian Dunbar, comments@www.hq.nasa.gov, Unknown Date.
Public domain, no copyright.

Image of Iapetus at
http://library.thinkquest.org/15200/media/planetmedia/saturn/iapetus2.gif
from NASA website http://www.nasa.gov/,
Brian Dunbar, comments@www.hq.nasa.gov, Unknown Date.
Public domain, no copyright.

Image of Titan at
http://library.thinkquest.org/15200/media/planetmedia/saturn/titan1.gif
from NASA website http://www.nasa.gov/,
Brian Dunbar, comments@www.hq.nasa.gov, Unknown Date.
Public domain, no copyright.

Image of Dione at
http://library.thinkquest.org/15200/media/planetmedia/saturn/dione.gif
from NASA website http://www.nasa.gov/,
Brian Dunbar, comments@www.hq.nasa.gov, Unknown Date.
Public domain, no copyright.

Image of Tethys at
http://library.thinkquest.org/15200/media/planetmedia/saturn/tethys.gif
from NASA website http://www.nasa.gov/,
Brian Dunbar, comments@www.hq.nasa.gov, Unknown Date.
Public domain, no copyright.

Video of Spokes on the rings of Saturn at
http://library.thinkquest.org/15200/media/planetmedia/saturn/spoke.avi
from NASA website http://www.nasa.gov/,
Brian Dunbar, comments@www.hq.nasa.gov, Unknown Date.
Public domain, no copyright.

Image of Uranus' Partial View at
http://library.thinkquest.org/15200/media/planetmedia/uranus/uranusp.jpg
from NASA website http://www.nasa.gov/,
Brian Dunbar, comments@www.hq.nasa.gov, Unknown Date.
Public domain, no copyright.

Image of Belinda at
http://library.thinkquest.org/15200/media/planetmedia/uranus/belinda2.gif
from NASA website http://www.nasa.gov/,
Brian Dunbar, comments@www.hq.nasa.gov, Unknown Date.
Public domain, no copyright.

Image of Puck at
http://library.thinkquest.org/15200/media/planetmedia/uranus/puck.gif
from NASA website http://www.nasa.gov/,
Brian Dunbar, comments@www.hq.nasa.gov, Unknown Date.
Public domain, no copyright.

Image of Bianca at
http://library.thinkquest.org/15200/media/planetmedia/uranus/bianca.gif
from NASA website http://www.nasa.gov/,
Brian Dunbar, comments@www.hq.nasa.gov, Unknown Date.
Public domain, no copyright.

Image of Desdemona at
http://library.thinkquest.org/15200/media/planetmedia/uranus/desdem.gif
from NASA website http://www.nasa.gov/,
Brian Dunbar, comments@www.hq.nasa.gov, Unknown Date.
Public domain, no copyright.

Image of Rosalind at
http://library.thinkquest.org/15200/media/planetmedia/uranus/rosalind.gif
from NASA website http://www.nasa.gov/,
Brian Dunbar, comments@www.hq.nasa.gov, Unknown Date.
Public domain, no copyright.

Image of Juliet at
http://library.thinkquest.org/15200/media/planetmedia/uranus/juliet.gif
from NASA website http://www.nasa.gov/,
Brian Dunbar, comments@www.hq.nasa.gov, Unknown Date.
Public domain, no copyright.

Image of Miranda at
http://library.thinkquest.org/15200/media/planetmedia/uranus/miranda3.jpg
from NASA website http://www.nasa.gov/,
Brian Dunbar, comments@www.hq.nasa.gov, Unknown Date.
Public domain, no copyright.

Image of Portia, Cressida and Ophelia at
http://library.thinkquest.org/15200/media/planetmedia/uranus/portia.gif
from NASA website http://www.nasa.gov/,
Brian Dunbar, comments@www.hq.nasa.gov, Unknown Date.
Public domain, no copyright.

Image of Umbriel at
http://library.thinkquest.org/15200/media/planetmedia/uranus/umbriel.gif
from NASA website http://www.nasa.gov/,
Brian Dunbar, comments@www.hq.nasa.gov, Unknown Date.
Public domain, no copyright.

Image of Oberon at
http://library.thinkquest.org/15200/media/planetmedia/uranus/oberon.gif
from NASA website http://www.nasa.gov/,
Brian Dunbar, comments@www.hq.nasa.gov, Unknown Date.
Public domain, no copyright.

Image of Ariel at
http://library.thinkquest.org/15200/media/planetmedia/uranus/ariel.gif
from NASA website http://www.nasa.gov/,
Brian Dunbar, comments@www.hq.nasa.gov, Unknown Date.
Public domain, no copyright.

Image of Titania at
http://library.thinkquest.org/15200/media/planetmedia/uranus/titania.gif
from NASA website http://www.nasa.gov/,
Brian Dunbar, comments@www.hq.nasa.gov, Unknown Date.
Public domain, no copyright.

Image of Neptune's Clouds at
http://library.thinkquest.org/15200/media/planetmedia/neptune/wavcloud.jpg
from NASA website http://www.nasa.gov/,
Brian Dunbar, comments@www.hq.nasa.gov, Unknown Date.
Public domain, no copyright.

Image of Neptune's Great Dark Spot at
http://library.thinkquest.org/15200/media/planetmedia/neptune/nepdark.jpg
from NASA website http://www.nasa.gov/,
Brian Dunbar, comments@www.hq.nasa.gov, Unknown Date.
Public domain, no copyright.

Image of Neptune at
http://library.thinkquest.org/15200/media/planetmedia/neptune/neptunes.gif
from NASA website http://www.nasa.gov/,
Brian Dunbar, comments@www.hq.nasa.gov, Unknown Date.
Public domain, no copyright.

Image of Nereid at
http://library.thinkquest.org/15200/media/planetmedia/neptune/nereid.gif
from NASA website http://www.nasa.gov/,
Brian Dunbar, comments@www.hq.nasa.gov, Unknown Date.
Public domain, no copyright.

Image of Thalassa at
http://library.thinkquest.org/15200/media/planetmedia/neptune/thalassa.gif
from NASA website http://www.nasa.gov/,
Brian Dunbar, comments@www.hq.nasa.gov, Unknown Date.
Public domain, no copyright.

Image of Larissa at
http://library.thinkquest.org/15200/media/planetmedia/neptune/larissa.gif
from NASA website http://www.nasa.gov/,
Brian Dunbar, comments@www.hq.nasa.gov, Unknown Date.
Public domain, no copyright.

Image of Naiad at
http://library.thinkquest.org/15200/media/planetmedia/neptune/naiad.gif
from NASA website http://www.nasa.gov/,
Brian Dunbar, comments@www.hq.nasa.gov, Unknown Date.
Public domain, no copyright.

Image of Despina at
http://library.thinkquest.org/15200/media/planetmedia/neptune/despina.gif
from NASA website http://www.nasa.gov/,
Brian Dunbar, comments@www.hq.nasa.gov, Unknown Date.
Public domain, no copyright.

Image of Galatea at
http://library.thinkquest.org/15200/media/planetmedia/neptune/galatea.gif
from NASA website http://www.nasa.gov/,
Brian Dunbar, comments@www.hq.nasa.gov, Unknown Date.
Public domain, no copyright.

Image of Triton's South Polar Cap at
http://library.thinkquest.org/15200/media/planetmedia/neptune/southpol.jpg
from NASA website http://www.nasa.gov/,
Brian Dunbar, comments@www.hq.nasa.gov, Unknown Date.
Public domain, no copyright.

Image of View of Neptune from Triton at
http://library.thinkquest.org/15200/media/planetmedia/neptune/trinep2.jpg
from NASA website http://www.nasa.gov/,
Brian Dunbar, comments@www.hq.nasa.gov, Unknown Date.
Public domain, no copyright.

Image of Proteus at
http://library.thinkquest.org/15200/media/planetmedia/neptune/proteus.gif
from NASA website http://www.nasa.gov/,
Brian Dunbar, comments@www.hq.nasa.gov, Unknown Date.
Public domain, no copyright.

Image of Triton at
http://library.thinkquest.org/15200/media/planetmedia/neptune/triton1.gif
from NASA website http://www.nasa.gov/,
Brian Dunbar, comments@www.hq.nasa.gov, Unknown Date.
Public domain, no copyright.

Image of Triton's Plain of Ice at
http://library.thinkquest.org/15200/media/planetmedia/neptune/triton2.gif
from NASA website http://www.nasa.gov/,
Brian Dunbar, comments@www.hq.nasa.gov, Unknown Date.
Public domain, no copyright.

Video of the Dark Spot at
http://library.thinkquest.org/15200/media/planetmedia/neptune/nepspot.avi
from NASA website http://www.nasa.gov/,
Brian Dunbar, comments@www.hq.nasa.gov, Unknown Date.
Public domain, no copyright.

Video of the Geysers on Neptune at
http://library.thinkquest.org/15200/media/planetmedia/neptune/ngeyser.avi
from NASA website http://www.nasa.gov/,
Brian Dunbar, comments@www.hq.nasa.gov, Unknown Date.
Public domain, no copyright.

Image of Pluto and Charon at
http://library.thinkquest.org/15200/media/planetmedia/pluto/hstpluto.gif
from NASA website http://www.nasa.gov/,
Brian Dunbar, comments@www.hq.nasa.gov, Unknown Date.
Public domain, no copyright.

Image of Pluto and Charon at
http://library.thinkquest.org/15200/media/planetmedia/pluto/pluto3.gif
from NASA website http://www.nasa.gov/,
Brian Dunbar, comments@www.hq.nasa.gov, Unknown Date.
Public domain, no copyright.

Video of Pluto rotating at
http://library.thinkquest.org/15200/media/planetmedia/pluto/pluto.mpeg
from NASA website http://www.nasa.gov/,
Brian Dunbar, comments@www.hq.nasa.gov, Unknown Date.
Public domain, no copyright.

VRML of Solar System at
http://library.thinkquest.org/15200/media/planetmedia/misc/solarsys.wrl
from NASA website http://www.nasa.gov/,
Brian Dunbar, comments@www.hq.nasa.gov, Unknown Date.
Public domain, no copyright.

Video of Creation of Solar System at
http://library.thinkquest.org/15200/media/planetmedia/misc/solar_system.avi
from NASA website http://www.nasa.gov/,
Brian Dunbar, comments@www.hq.nasa.gov, Unknown Date.
Public domain, no copyright.

CGI Script of Search at
http://library.thinkquest.org/15200/cgi-bin/search/search.cgi
from WebSearch at http://awsd.com/scripts,
Darryl Burgdorf, burgdorf@awsd.com, August 1998.
Public Domain, Shareware.

CGI Script of Search at
http://library.thinkquest.org/15200/cgi-bin/search/search-text.cgi
from WebSearch at http://awsd.com/scripts,
Darryl Burgdorf, burgdorf@awsd.com, August 1998.
Public Domain, Shareware.

CGI Script of FormMail at
http://library.thinkquest.org/15200/cgi-bin/formmail/formmail.cgi
from Matt's Script Archive at http://www.worldwidemart.com/scripts,
Matt Wright, mattw@misha.net, August 1998.
Public Domain.

CGI Script of Forum at
http://library.thinkquest.org/15200/cgi-bin/forum/forum.cgi
from Matt's Script Archive at http://www.worldwidemart.com/scripts,
Matt Wright, mattw@worldwidemart.com, August 1998.
Public Domain.

CGI Script of GuestBook at
http://library.thinkquest.org/15200/cgi-bin/guestbook/gbkutil.pl
from Newbie PERL Archive at http://www.mrdomain.com/perl/,
Ray Chan, cgiperl@hotmail.com, August 1998.
Public Domain.

CGI Script of Quiz at
http://library.thinkquest.org/15200/cgi-bin/quizzes/universe.cgi
from http://www.eff.org/~erict/,
Selena Sol, selena@eff.org, August 1998.
Public Domain.

CGI Script of Random Text at
http://library.thinkquest.org/15200/cgi-bin/random/rand_txt.cgi
from Matt's Script Archive at http://www.worldwidemart.com/scripts/,
Matt Wright, mattw@worldwidemart.com, August 1998.
Public Domain.

CGI Script of Survey at
http://library.thinkquest.org/15200/cgi-bin/survey/survey.cgi
from http://tdi.uregina.ca/~eislerr,
Rob Eisler, eislerr@tdi.uregina.ca, June 1998.
Public Domain.

CGI Script of Upload File at
http://library.thinkquest.org/15200/cgi-bin/upload/file-upload.cgi
from http://www.terminalp.com/scripts/,
Jeff Carnahan, jeffc@terminalp.com, August 1998.
Public Domain.

CGI Script of Weight Generator at
http://library.thinkquest.org/15200/cgi-bin/weight/weight.cgi
by Thomas Tsoi of Team 15200 for Astronomy Online.

CGI Script of Weight Generator at
http://library.thinkquest.org/15200/cgi-bin/weight/weight-text.cgi
by Thomas Tsoi of Team 15200 for Astronomy Online.

Links to Astronomy Sites at
http://library.thinkquest.org/15200/media/default/links/index.html
from Mike Boschat's Astronomy Page at http://www.atm.dal.ca/~andromed/,
Mike Boschat, andromed@atm.dal.ca, August 1998.
Email Message.