The Astronomy Center has provided educational resources to introductory astronomy educators since 2003. Over the past 20 years, the rapid pace of discovery has rendered some of our linked resources obsolete. Thus, the Astronomy Center will be decommissioned on March 1, 2022. Our highest quality resources will be retained on ComPADRE.org.

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Results #1-#10 of 23
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Sidereal and Solar Day  [ Computer Program ]
  
Match Score:
100
Byline:
M. Belloni and T. Timberlake
Post a comment | Relations
The Sidereal and Solar Day model illustrates the difference between the sidereal and solar day. The planets of our solar system both orbit around Sun and rotate on their axis. These…
Kepler System Model  [ Computer Program ]
  
Match Score:
100
Byline:
T. Timberlake
Post a comment | Relations
The Kepler System model simulates Kepler's final theory of planetary motion. In this theory the planets orbit in ellipses with Sun at one focus (Kepler's First law). These elliptical…
Equatorial Coordinates Model  [ Computer Program ]
  
Match Score:
100
Byline:
M. Belloni and T. Timberlake
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The Equatorial Coordinates model displays the position of a star in equatorial (Right Ascension/Declination --- RA/Dec) coordinates. The horizon is shown along with the four cardinal…
Earth Orbit Model  [ Computer Program ]
  
Match Score:
100
Byline:
T. Timberlake
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The EJS Earth Orbit model illustrates the Copernican theory of Earth's orbit around the sun. The top window shows a view from outside the celestial sphere. The simulation shows the…
Equinox Precession Model  [ Computer Program ]
  
Match Score:
100
Byline:
T. Timberlake
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The EJS Equinox Precession model illustrates the Copernican theory of Earth's orbit around the sun. The top window shows a view from outside the celestial sphere. The simulation…
Celestial Globe Model  [ Computer Program ]
  
Match Score:
100
Byline:
T. Timberlake
Post a comment | Relations | Standards
The Ejs Celestial Globe model simulates the Two Sphere Universe theory of the Ancient Greeks. This theory supposes the stars to be fixed on the surface of a Celestial Sphere, with…
Your Sky 
  
Match Score:
100
Byline:
J. Walker
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Your Sky is an interactive online planetarium. This site allows you to choose the date, time, and location you wish to view. Even if you do not have the longitude or latitude of your…
  
Match Score:
100
Byline:
Editor: K. Lehman
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The Munich Astro Archiv Constellation Pages provide images, tables, star charts and stellar data for the 88 constellations and their brightest stars.
  
Match Score:
100
Byline:
Publisher: European Space Agency
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The Hipparcos data access software provides tools to interrogate and display the Hipparcos data including statistics to the details of individual stars. It also provides access to…
  
Match Score:
100
Byline:
Publisher: Sky Publishing Corporation
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Sky & Telescope‚Äôs weekly observing update, Sky at a Glance, is published every Friday and provides simple sky maps and observing tips for celestial events occurring during the…
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Results #1-#10 of 23