King City Astronomy 1Class 1

Zoe Buck

Telescopes(how we catch light)

The Most Important Things about TELESCOPES

•Telescopes are used to collect light from space•Telescopes allowed astronomers to conduct experiments, giving astronomy credibility as a hard science•Telescopes with mirrors are called reflectors, and make up most of the world’s largest telescopes•Telescopes with lenses are called refractors, but they have issues•Bigger telescopes can collect more light, so we can see further and in more detail•We use different kinds of telescopes to collect different wavelengths of light

http://youtu.be/ww-qwI2w6r8

Galileo

Inside a refractor

Newtonian Prime Cassegrain Coude

Chromatic Aberration

Why do we put telescopes in space?

Atmospheric Distortion

“twinkle, twinkle little star”