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 88
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Match Score:
100
Byline:
M. Masetti; Publisher: Goddard Space Flight Center
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This website gives an impression of the size of our Universe, starting with the Earth and increasing scale until it reaches the scale of the visible universe. The user can view and…
Physlets 
  
Match Score:
100
Byline:
W. Christian
Post a comment | Relations
Physlets are small scriptable java applets meant to be used for educational illustrations and simulations. There are applets covering physics topics from mechanics and E&M through…
  
Match Score:
100
Byline:
E. Chaisson and S. McMillan; Publisher: Prentice Hall
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This website provides online resources for Astronomy Today, an introductory astronomy textbook.
  
Match Score:
100
Byline:
B. Bryson
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A cosmic journey in 42 steps of powers of ten starting with quarks (10^-14 meters) and ending with 'near the limit of our knowledge' (10^25 meters).
Naked Eye Sidereal and Solar Day JS Model  [ Computer Program ]
  
Match Score:
100
Byline:
M. Belloni and T. Timberlake
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The Naked Eye Sidereal and Solar Day Javascript Model illustrates the difference between the sidereal and solar day. This simulation shows the view from the Earth as one would…
Sidereal and Solar Day JS Model  [ Computer Program ]
  
Match Score:
100
Byline:
M. Belloni and T. Timberlake
Post a comment | Relations
The Sidereal and Solar Day Javascript Model illustrates the difference between the sidereal and solar day. The planets of our solar system both orbit around Sun and rotate on their…
Astronomical Parallax 2D JS Model  [ Computer Program ]
  
Match Score:
100
Byline:
T. Timberlake and M. Belloni
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The Astronomical Parallax 2D Javascript Model illustrates the phenomenon of parallax in astronomy. Parallax is the apparent displacement of an object relative to the background that…
Phases of the Moon JS Model  [ Computer Program ]
  
Match Score:
100
Byline:
T. Timberlake and M. Belloni
Post a comment | Relations | Standards
The EJS Phases of Moon JS model displays the appearance of the Moon and how it changes depending on the position of the Moon relative to Earth and Sun. The right window shows Earth…
Galileo's Moon Mountain  [ Computer Program ]
  
Match Score:
100
Byline:
T. Timberlake
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The Galileo's Moon Mountain Model illustrates the method used by Galileo to measure the height of a mountain on the Moon. Using his improved telescope design, Galileo was able to see…
Galileo Sunspots  [ Computer Program ]
  
Match Score:
100
Byline:
T. Timberlake
Post a comment | Relations
The EJS Galileo Sunspots Model illustrates the motion and changes in appearance of sunspots as they move across the disk of the Sun. Galileo's observation of the changing appearance…
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Results #1-#10 of 88