OUR OWN SOLAR SYSTEM:
Latest images from the Galileo space mission to Jupiter
The Nine Planets by Bill Arnett
Nat'l Air and Space Museum: Exploring the Planets
JPL's website for Solar System space missions
Planetary Science Research Discoveries
Regional Planetary Image Facility
National Geographic's Virtual Solar System
Scale Models of the Solar System
US Geological Survey's Browse the Solar System
Views of the Solar System by Calvin J. Hamilton
Solar System Live, and interactive orrery
Solar System Resource List from Astronomical Soc. of Pacific
Lunar and Planetary Institute home page
The Planetary Society home page
Life on Other Planets in the Solar System
Planetary Science Institute home page
Hubble Space Telescope: Planet site
Site that tells you what constellation each planet is in
JPL's Solar System images and videos
OTHER SOLAR SYSTEMS:
Extra-Solar Planets Encyclopedia
Giant Planets Orbiting Faraway Stars (Marcy and Butler)
The Kepler Mission: Search for Earth-like Planets
Transits of Extrasolar Planets
Animations of gravitational microlensing planet searches
Microlensing Planet Search site
Ground-based planet detection methods
NASA missions related to Extrasolar Planets
Space Interferometry Mission (SIM)
Terrestrial Planetfinder mission
ASTROBIOLOGY:
NASA Ames Astrobiology web site
NASA Astrobiology Institute web site
Marsbugs: an electronic newsletter of astrobiology
Panspermia: website for theory that life came from space
Astrobiology 101: Exploring the Living Universe
Johnson Space Center: Astrobiology - What is it?