20 Ağustos 2007 Pazartesi

Hubble Space Telescope


Hubble Space Telescope Wikipedia

Hubble NASA


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. Since its launch in 1990, it has become one of the most important instruments in the history of astronomy. With it, astronomers have made many observations leading to breakthroughs in astrophysics. Hubble's Ultra Deep Field is the most sensitive astronomical optical image ever taken.



1 yorum:

machinecity dedi ki...

the eye sees through time...

Ultra Deep Field (previously posted) was its greatest achievement.