The Sloan Digital Sky Survey (SDSS) is one of the most ambitious and influential astronomical surveys in history, and "over eight years of operations, it obtained deep, multi-color images covering more than a quarter of...

Authored by Nick Strobel, "Astronomy Notes" is an educational resource for introductory astronomy classes for undergraduates. This section discusses refracting, reflecting, and radio telescopes. Definitions and...

This University of Wisconsin - Madison website presents the IceCube project, "a one-cubic-kilometer international high-energy neutrino observatory being built and installed in the clear deep ice below the South Pole...

This site covers many aspects of the Gemini Observatory. It discusses where it is located, what it observes, what pictures it takes, and certain issues that pertain to it. In addition, it allows users to take a virtual...