Recycling in the Universe
Recycling on Earth & In Galaxies
Making the First Recyclables...
Pretty young galaxies
"Star Formation 101"
Molecular Clouds: The Stuff of New Stars
How much stuff is there?
Radio Spectral-line Observations of Molecular Clouds
How do Optical & Radio Views Compare?
Cold, Dark & Dusty
Consumption of Recyclables
Stellar Winds: Discarding the RecyclablesMass=100 x Sun
"Excess Gas?" (Post-red-giant planetary nebula)
Massive Stars & Supernovae
Swept-up Gas:The Next Generation
(At least) How much Gas is Swept-Up?
Young Stars do Their Share Too
One Picture with the Whole Story
Recycling in the Universe(?)
For more information...
(Unusual?) Stellar Nursery in the Eagle Nebula
Star Formation Caused by A Galaxy Collision (a.k.a. igniting the trash)
Home Page: http://cfa-www.harvard.edu/~agoodman
Other information: Presented as Harvard-Smithsonian Center for Astrophysics Open Night, August 19, 1999
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