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Google Earth 4.3
Put a planet's worth of geographic information right on your desktop.
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Added on April 15, 2008

Editors' rating:
5.0 stars

User rating:
4.0 stars

3,858,056 total downloads 22,994 this week

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I-Doser 4.5
Synchronize your brainwaves to achieve a specific mood or experience.

Added on May 01, 2007

User rating:
2.5 stars

919,143 total downloads 4,970 this week

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Google Earth 4.3.7284.3916
View, explore, and zoom any place on the planet.
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Added on July 15, 2008

Editors' rating:
5.0 stars

User rating:
3.5 stars

115,698 total downloads 2,160 this week

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WorldWide Telescope
View the same images that scientists at NASA use for their research on your desktop.
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Added on May 13, 2008

Editors' rating:
5.0 stars

User rating:
3.0 stars

164,538 total downloads 1,351 this week

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Solar System 3D Simulator 3
Create a solar system model on your PC.

Added on January 03, 2006

User rating:
3.0 stars

76,588 total downloads 733 this week

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Stellarium 0.9.1
Create a virtual sky on your PC.
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Added on August 29, 2008

Editors' rating:
4.0 stars

User rating:
4.0 stars

68,975 total downloads 530 this week

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World Wind 1.4
Visit virtually any place in the world.

Added on July 02, 2008

User rating:
3.0 stars

600,999 total downloads 373 this week

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Physics Simulations 1.3
Turn your computer to an interactive physics laboratory.

Added on October 17, 2007

User rating:
3.5 stars

12,962 total downloads 347 this week

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Celestia 1.5.1
Experience simulated space travel to over 100,000 stars.

Added on May 07, 2008

User rating:
4.0 stars

36,244 total downloads 300 this week

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ACD/ChemSketch Freeware 11.01 build 22419
Generate chemical structure drawing with multiple features.

Added on March 24, 2008

User rating:
4.0 stars

47,955 total downloads 245 this week

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