This guide describes how telescopes work. Telescopes are the fundamental tool in observational astronomy, and understanding their capabilities and limitations is central to understanding what we can learn from them.
- Refracting Telescopes
- Radio Telescopes
- Spectroscopy
- Image Quality and Calibration
- Reflecting Telescopes
- Introduction to Photometry
- Robotic Telescopes
- Telescope Mounts
- Photography Revolutionizes Observations
- Robotic Telescope Networks
- Space Telescopes
- CCDs
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