October 21, 2008

Amazing Facts On the Hubble Telescope

The Hubble Space Telescope is a telescope in orbit around the Earth. It was launched into space on April 25, 1990, and is basically a giant observatory on board a space station. Its position outside the Earth’s atmosphere provides a significant advantage over ground based telescopes as the images are not blurred by the atmosphere, there is no background light scattered from the atmosphere, and it can observe ultra-violet light that is absorbed by the ozone layer.
Since launched into space, the Hubble Space Telescope has become one of the most important instruments in the history of astronomy. It has been responsible for many ground breaking observations and has helped astronomers achieve a better understanding of many fundamental problems in astrophysics. Hubble’s ultra deep field is the most sensitive astronomical optical image ever taken.

Originally conceived in 1946, the Hubble Space Telescope was imagined as one of the most advance telescopes of its kind. The project to build this space telescope was plagued by delays and budget problems. Immediately after its launch, it was found that the main mirror suffered from spherical aberration which severely compromised the telescope’s capabilities.
In 1993, NASA sent astronauts into […]

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