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Astronomy Sites
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The Sky at a Glance What's going on in the sky this week (from Sky & Telescope magazine).
J-Track Quickly and easily keep track of your favorite orbiting objects.
The Space Shuttle Directory of all space shuttle systems and functions.
National Air and Space Museum The Smithsonian Institution's National Air and Space Museum (NASM) maintains the largest collection of historic air and spacecraft in the world. It is also a vital center for research into the history, science, and technology of aviation and space flight.
Welcome to the Planets (NASA) This is a collection of many of the best images from NASA's planetary exploration program.
Solar System Live You can view the entire Solar System, or just the inner planets (through the orbit of Mars).  Controls allow you to set time and date, viewpoint, observing location, orbital elements to track an asteroid or comet, and a variety of other parameters.
Stars of the Milky Way Information about astrography, 3d star maps, interstellar navigation, and stars.
Online Astronomy Course A course on astronomy using the Internet.
Space.com Offers rich content, featuring news, information, technology, science, business, entertainment and an education channel.
Interactive Sky Chart See the sky (with everything labeled!) as it appears where you live (from Sky & Telescope).
The Nine Planets An 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.
History of Celestial Atlases Explores the history of celestial cartography from many vantage points.
NASA's Solar System Viewer Solar system simulator (NASA/JPL/Caltech).  Select from options to have the simulator create a color image of your favorite planet or satellite.
Telescopes Set of notes by Nick Strobel that covers the basics of telescopes and effects of the atmosphere on images.
Astronomy Picture of the Day Each day a different image or photograph of our fascinating universe is featured, along with a brief explanation written by a professional astronomer.
Lights of the World A really remarkable montage picture from NASA of the light distributions around Earth.
We DID Land on the Moon! Debunks the TV special that claimed that the moon landings were a big hoax.
NASA Kids NASA site about space exploration for age 12 and under.
StarPort Space.com's site that mixes space news with science fiction and games.
Comets & Meteors News & information, professional & amateur observations, historical research about comets, meteors, meteor showers.  Compiled by Gary W. Kronk.
U.S. Naval Observatory Astronomical Applications All sorts of astronomical data on the sun, moon, planets, and stars.


Moon Phases See the current phase of the moon as well as on any date from 1800 to 2199 A.D.
Astronomy Activities A team of master teachers, university faculty, and NASA researchers have created a series of web-based astronomy lessons for the CERES Project.
Heavens Above All the information you need to observe satellites such as the International Space Station and the Space Shuttle, spectacular events such as the dazzlingly bright flares from Iridium satellites as well as a wealth of other spaceflight and astronomical information.
Internet Astronomy School The Internet Astronomy School (IAS) is designed as an on-line school for students from the 4th grade to the end of high school.  Apart from the fact that students can study in it directly from their homes, it is intended to be used by science teachers within the framework of their science courses.