Get to the root of it:
Basic science concepts
Start with the basics:
Telescopes
- Learn about the properties and function of telescopes from Galileo to the Great Observatories
-
Light paths
-
Space telescopes
-
Linking telescopes together
-
Telescope bits and pieces
Light, color, and optics
- Learn about the science of light, color, and optics as they apply to telescopes and the light they detect
-
Light basics
-
Lenses and mirrors
- “Spherical” lens or mirror
- Concave vs. convex
- Focal point
- Focal length
- Spherical aberration in lenses
- Reducing spherical aberration in lensesinteractive
- The lens doublet corrects spherical aberrationinteractive
- Parabolic shape eliminates spherical aberration in telescope mirrors
- Correcting spherical aberration in mirrorsinteractive
- Chromatic aberration: A problem of lenses
- The lens doublet corrects chromatic aberrationinteractive
-
Light in nature
Astronomy
- Learn about the scientific discoveries revealed through telescope observations.
