• Local
• Perkins Observatory in Delaware, Ohio -- public events; how to buy a telescope
• Columbus Astronomical Society
• Monthly Star Talks at OSU
• Libraries
• Courtright Memorial Libary -- catalogue
• OSU libraries
• Electronic Journal Center -- From OhioLINK
• Online literature search from Ingenta includes scientific literature back to about 1988.
• Astronomy--pictures and information
• Astronomy Picture of the Day
• Space Telescope Science Institute--Hubble Space Telescope
• Views of the Solar System
• Students for the Exploration and Development of Space
• Lunar and Planetary Institute
• The Nine Planets
• Star maps on the web by John Walker
  Westerville's location is 40.1° N, 82.9° W; Universal time is EST + 5 hours, EDT + 4 hours
• Ask the Space Scientist, a question-and-answer forum by Sten Odenwald
• Space science
• Some current missions: Space Shuttle and Space Station; Mars missions; Cassini
• Space.com
• NASA Spacelink
• Other space agencies: Russian Space Agency, European Space Agency, National Space Development Agency of Japan
• Software
• "SETI@home is a scientific experiment that will harness the power of hundreds of thousands of Internet-connected computers in the Search for Extra-Terrestrial Intelligence (SETI). You can participate by running a program that downloads and analyzes radio telescope data. There's a small but captivating possibility that your computer will detect the faint murmur of a civilization beyond Earth."
• Download Skyglobe 3.6, a shareware planetarium program for DOS.
• Popular magazines--information on current celestial phenomena
• Sky and Telescope
• Astronomy

Where not otherwise indicated, these notes are mostly based on Astronomy, A Beginner's Guide to the Universe, 2nd ed., by Eric Chaisson and Steve McMillan (Prentice Hall, 1998).

Originally adapted to HTML format by Nasim Hussain.