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Your Weight on Other Worlds     Ever wonder what you might weigh on Mars or The Moon? Here's your chance to find out. From Your Weight On Other Worlds http://www.exploratorium.edu/ronh/weight/index.html

Face of the Moon: Galileo to Apollo     How the face of the moon has been variously delineated as telescopes were improved, new inventions such as photography were applied, and ultimately, as space travel led humankind to the very surface of the moon. Series of annotated images in a very basic format. From www.lhl.lib.mo.us/pubserv/hos/moon/frontisp.htm http://www.lhl.lib.mo.us/pubserv/hos/moon/frontisp.htm

Ice Fishing for Neutrinos     Seeing stars through a frozen telescope in Antarctica. The Largest Telescope on Ice Goes Hunting for the Most Elusive Particle in the Universe. Supernova 1987A sent a 10-second burst of neutrinos that demonstrated the potential of neutrino astronomy. From The Great Neutrino Hunt http://whyfiles.org/004antarctic/

Robot invasion     Robots on Mars. And here on Earth. On July 4th, 1997, the spacecraft called Mars Pathfinder parachuted and bounced onto the Martian surface. From Robot vehicles http://whyfiles.org/044robot/

No signs of life     Mars rocks, not so lively after all. In a double whammy powerful enough to vaporize the nastiest extraterrestrial bacteria, scientists report that the signs of life in a Martian meteorite probably came from Earth. From Bye-bye Martians http://whyfiles.org/shorties/mars_rock_not.html

Solar eclipse     Stories From the Path of Totality. Maps, historical articles, explanations, instructions on viewing, and other resources relating to the August 1999 eclipse. From SOLAR ECLIPSE: Stories From the Path of Totality http://www.exploratorium.edu/eclipse/index.html

Exploratorium observatory     Astronomy resources including information about the next solar eclipse, sunspots, auroras and other. From The Observatory: A Guide to Astronomy Resources on the Exploratorium Website. http://www.exploratorium.edu/observatory/index.html

Mythical Plants of the Middle Ages     Mythical plants that were a part of Medieval popular culture. Origin of the deadly but not quite real Bohun Upas tree, and how the Tree of Life has changed identity over the centuries. Brief site. From Mythical Plants of the Middle Ages http://www.godecookery.com/mythical/mythical.htm

Out of This World: the Golden Age of the Celestial Atlas     Forty-three star atlases and maps, covering the period from 1482 to 1851. Focal points include all five of the "Grand" celestial atlases - Johann Bayer's Uranometria, Julius Schiller's Coelum Christianum, Johann Hevelius's Firmamentum, John Flamsteed's Atlas coelestis, and Johann Bode's Uranographia. From Out of This World Exhibition http://www.lhl.lib.mo.us/pubserv/hos/stars/welcome.htm

Noble Dane: Images of Tycho Brahe     About a painting of an imagined scene in the life of the sixteenth-century Danish astronomer Tycho Brahe (1546-1601). From The Noble Dane: Images of Tycho Brahe http://www.mhs.ox.ac.uk/tycho/catfm.htm?intro

Star journey     View the nighttime sky using National Geographic's popular Star Chart, now with overlays of Hubble Space Telescope images. Look at the Hubble Space Telescope using National Geographic's model and guide. From Star Journey @ nationalgeographic.com http://www.nationalgeographic.com/stars/index.html

Doomsday asteroid     Composition and origin of comets. Learn about the recently discovered Hale-Bopp and the Hyakutake comet. Make "kitchen" comets using dry ice (It's fun, it's a mess, and it's one of the most memorable and scientifically accurate demonstrations in astronomy!). From NOVA Online | Doomsday Asteroid http://www.pbs.org/wgbh/nova/spacewatch/

Alien worlds     Constellations of stars and the origins of planets. Find out what signs of life beyond Earth have been found, and what would disclose life in outer space for sure. From NOVA Online/Hunt for Alien Worlds http://www.pbs.org/wgbh/nova/worlds/

Earth planet     The earth is covered by water and rock and surrounded by an atmosphere. Satellites, a natural (Moon) and several artificial, are in its orbit. In its surface there is a biosphere in which live animals and vegetables. Now there are about 6 billion human beings in the Planet. Great modifications are happening, and the today Earth won't be the same tomorrow. From www.ufrgs.br/cebi/terra/index_en.html http://www.ufrgs.br/cebi/terra/index_en.html

Welcome to the Planets     Collection of many of the best images from NASA's planetary exploration program. The collection has been extracted from the interactive program "Welcome to the Planets" which was distributed on the Planetary Data System Educational CD-ROM in December 1995. From ERROR: TIMEOUT http://pds.jpl.nasa.gov/planets/

The Nine Planets     Overview of the history, mythology, and current scientific knowledge of each of the planets and moons in our solar system. Each page has text and images, some have sounds and movies, most provide references to additional related information. From The Nine Planets http://seds.lpl.arizona.edu/billa/tnp/nineplanets.html

Brave new biosphere     Some bizarre critters on Mars and Earth. The discovery of traces of single-celled organisms in a meteorite from Mars reminds us that life can inhabit some pretty strange places. From Is anybody out there? http://whyfiles.org/022critters/

Star Wars: Realities Beyond The Myth     Scientific possibilities of Star Wars in a real-world setting. Find out the truth behind the Force, space mining, lightsabers and the twin stars of Tatooine. Also test your Star Wars knowledge and see if you have what it takes to be a Jedi Master. From Star Wars: Realities beyond the myth http://www.exn.ca/starwars/./home.cfm

Virtual solar system     3D images of the solar system, and of the planets contained in it. In order to view the images in 3D, a Viscape SVR plug-in needs to be downloaded from the site. From Virtual Solar System http://www.nationalgeographic.com/solarsystem/index.html

Terror in Space     Learn about the story of the aging and trouble-prone Russian Space Station Mir by taking a tour of the station, finding out what a typical day on Mir is like, revisit some of the worst space related accidents of the past four decades and more. From NOVA Online | Terror in Space http://www.pbs.org/wgbh/nova/mir/

Exploration of the Earth's Magnetosphere     Brief tour of magnetosphere, a space region dominated by the Earth's magnetic field. Includes a quick overview of the relevant physical sciences - magnetism, ions and electrons, plasmas etc. - and also includes tidbits of history, accessible by a "history button" at the ends of many sections. From The Exploration of the Earth's Magnetosphere http://www-spof.gsfc.nasa.gov/Education/Intro.html

Return to Mars     Shot into space like a bullet, the Pathfinder space probe landed like a beach-ball. Follow the ups and downs of the Mars mission in space-age style - complete with 3-D and virtual reality, Learn about the Pathfinder's journey to Mars and look at cool pictures of the surface of Mars. From Return to Mars @ nationalgeographic.com http://www.nationalgeographic.com/mars/frame.html