1. What is this, or what are these?
What was used to create these pictures?

2. Telescopes
Collect light from far away objects and focuses it to form an image of the object
Record by hand, with photography, and now digitally with charge-coupled devices
Important Qualities
Ability to gather Light
Resolution = See Detail
Magnification

3. Refractor Telescope
or “spyglass”
Galileo
Used home-made
telescopes to
view the planets
during the 1600’s

4. Solar Telescopes
Multi Mirror Telescopes

5. Radio Telescopes

6. Space Telescopes
Get above the distorting effects of Earth’s atmosphere
View other wavelengths of light blocked by the atmosphere

7. What is this, or what are these?
What was used to create these pictures?