The Hubble Space Telescope is a large telescope in space. NASA launched Hubble in 1990. Hubble is as long as a large school bus. It weighs as much as two adult elephants. Hubble travels around Earth at about 5 miles per second. That is as fast as driving a car from the East Coast of USA to the West Coast in 10 minutes. READ MORE

From the dawn of humankind to a mere 400 years ago, all that we knew about our universe came through observations with the naked eye. Then Galileo turned his telescope toward the heavens in 1610.

HUBBLE HISTORY

• Hubble's primary mirror is 2.4 meters (7 feet, 10.5 inches) across.
• Hubble is 13.3 meters (43.5 feet) long -- the length of a large school bus.

SCIENCE & DATA

NASA's vision: To reach for new heights and reveal the unknown so that what we do and learn will benefit all humankind. To do that, thousands of people have been working around the world for more than 50 years, trying to answer some basic questions. What's out there in space? READ MORE

Since its inception in 1958, NASA has accomplished many great scientific and technological feats in air and space. NASA was established in 1958, succeeding the National Advisory Committee for Aeronautics. READ MORE