Notes

Slide Show

Outline

1	Campus Observatory 1895
2	6 inch refractor 90 inch focal length Restored by Peter Hirtle
3	The Orion Nebula Stellar Nursery or Cosmic Miscarriage?
4	The Constellation Orion
5	What Is a Nebula?
6	Three Basic Categories of Nebula Reflection Nebula
7	Three Basic Categories of Nebula Dark Nebula
8	Three Basic Categories of Nebula Emission Nebula
9	How Emission Nebula Produce Light
10	Three in One
11	Why Study Nebulae?
12	NGC 3259 Star Cluster
13	Beehive Cluster
14	How Do Stars Form?
15	Why Is the Orion Nebula So Special?
16	The Trapezium
17	Youngest Stars Known
18	Protoplanetary Disks “Proplyds”
19	Big Problem!
20
21	Proplyds Being Eroded
22	Stellar Nursery or Cosmic Miscarriage? “an unformed fiery mist, the chaotic material of future suns”