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NASA FACT?

Before 1995, astronomers were only certain of the nine planets in our solar system. Since then, they have found dozens of planets orbiting other stars.
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  SPOTLIGHT
 
 elongated double helix nebula

Odd Twist Near Milky Way Center
03.15.06 - Astronomers report an unprecedented elongated double helix nebula near the center of our Milky Way galaxy, using observations from NASA's Spitzer Space Telescope. The part of the nebula the astronomers observed stretches 80 light years in length.
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  CURRENT MISSIONS
 
 Astronauts installing the Wide Field and Planetary Camera on the Hubble Space Telescope
Wide Field Planetary Camera 2
Launches: April 24, 1990; December 2, 1993
These two instruments served as the main camera capturing pictures on NASA's Hubble Space Telescope.
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 The Keck Interferometer
Keck Interferometer
First light: March 2001
The Keck Interferometer links two 10-meter (33-foot) telescopes, forming the world's most powerful optical telescope system.
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 Artist concept of the Galaxy Evolution Explorer spacecraft
Galaxy Evolution Explorer
Launch: April 28, 2003
This mission uses ultraviolet wavelengths to measure the history of star formation.
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 Artist concept of the Spitzer Space Telescope
Spitzer Space Telescope
Launch: August 25, 2003, ET (August 24 PT)
Formerly known as the Space Infrared Telescope Facility, Spitzer is using infrared technology to study celestial objects that are hidden from view. The mission is part of NASA's Great Observatories Program.
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  MULTIMEDIA 
 
 Spitzer Captures Echo of Dead Star
Spitzer Captures Echo of Dead Star
An enormous light echo etched in the sky by a fitful dead star was spotted by the infrared eyes of NASA's Spitzer Space Telescope.
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 ultraviolet view of Helix Nebula
Galaxy Evolution Explorer Turns Two
See the universe in the ultraviolet.
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