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.

• The Hubble Space Telescope Part 1 1.0
  The free space screensaver, The Hubble Space Telescope Part 1, contains 21 of the top 100 images taken by the Hubble Space Telescope. The Hubble Space Telescope (HST) is a...

• The Hubble Space Telescope Part 2 1.0
  The free space screensaver, The Hubble Space Telescope Part 2, contains 21 of the top 100 images taken by the Hubble Space Telescope

• The Hubble Space Telescope Part 3 1.0
  The free space screensaver, The Hubble Space Telescope Part 3, 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...

• Galaxies galore Screensaver 1.0
  14 out of this world images of galaxies captured by the Hubble space telescope

• Hubbles Hot 100 Part 1 Screensaver 1.1
  If you thought the earth was beautiful, you'll find what's out there in the great beyond even better. Hubble's Hot 100 is a series of 5 screensavers each showing 20 of the top 100 images taken from the Hubble Telescope. These absolutely breathtaking images are some of the most beautiful space photography ever taken. Slip away and imagine yourself...

• Hubbles Hot 100 Part 2 Screensaver 1.1
  If you thought the earth was beautiful, you'll find what's out there in the great beyond even better

• Hubbles Hot 100 Part 3 Screensaver 1.1
  If you thought the earth was beautiful, you'll find what's out there in the great beyond even better. Hubble's Hot 100 is a series of 5 screensavers each showing 20 of the top 100 images taken from the Hubble Telescope. These absolutely breathtaking...

• Hubbles Hot 100 Part 4 Screensaver 1.1
  If you thought the earth was beautiful, you'll find what's out there in the great beyond even better

• Hubbles Hot 100 Part 5 Screensaver 1.1
  If you thought the earth was beautiful, you'll find what's out there in the great beyond even better. Hubble's Hot 100 is a series of 5 screensavers each showing 20 of the top 100...