The Hubble Space Telescope Part 4

The free space screensaver, The Hubble Space Telescope Part 4, contains 21 of the top 100 images taken by the Hubble Space Telescope. The Hubble Space Telescope (HST) is a telescope in orbit around the Earth, named after astronomer Edwin Hubble. Its position outside the Earth's atmosphere provides significant advantages over ground-based telescopes - images are not blurred by the atmosphere, there is no background from light scattered by the air, and the Hubble can observe ultra-violet light that is normally absorbed by the ozone layer in observations made from Earth. The, The Hubble Space Telescope Part 4 Screensaver, is a free screensaver created by FeaturedScreensavers.com.