Physics Demos

UMD Demos

Simulations

UNL Astronomy Sims
Nebraska Astronomy Sims
Phet
Physlets
Open Source Physics
Compadre
Falstad

Helpful Sites

Math Tips
Hyperphysics
Math Help
Treasure Trove of Physics
Treasure Trove of Math

NASA & Orbiting Observatories

NASA
Hubble (Visible)
Spitzer (Infrared)
Chandra (X-Ray)
SDO (Our Sun)
Kepler Mission

Observing The Night Sky

Heavens Above (the night sky)

Extrasolar Planets & Astrobiology

Planets in other solar systems
Astrobiology
Astrobiology At NASA

WIKIPEDIA

Wikiepdia, use it

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