39 Astronomy Links
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The Essential Cosmic Perspective (Link ID 870)
Astronomy Interactives (Link ID 871)
Great astronomy animations
Sun Calculator (Link ID 868)
This Java application computes sunrise and sunset times for any desired location on Earth. You may simply click a map for US.
Foucault Pendulum (Link ID 867)
Find out everything from how Foucault invented the pendulum to why they prove the earth rotates.
Planetarium applet (Link ID 866)
Web based planetarium simulator
Moon phases calendar (Link ID 865)
You can view the phase of the Moon for any date and time [1800-2199 A.D].
Moon Phases (Link ID 862)
Animation of moon phases in Earth and space views.
Relative size of the planets (Link ID 861)
Compare the sizes of the planets side by side.
Solar System to Scale (Link ID 860)
This is a classic exercise for visualizing just how BIG our Solar System really is. Both the relative size and spacing of the planets are demonstrated in this outdoor exercise, using a mere peppercorn to represent the size of the Earth
Solarscapes (Link ID 859)
Solarscapes presents middle school students with a short, focused study of the physical nature of the Sun.