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How Hubble works; its past, present and future; and the people behind it.
Nuts & Bolts
Behind the Pictures
Are the colors real?
Learn about Hubble photography.
Get the iBooks
The Webb Telescope
NASA's Next Space Telescope
Advanced technology drives Hubble's successor.
Visit the Web site.
NUTS & BOLTS
Like to take things apart? Inside Hubble are high-tech science instruments and the electronics that keep them running. Find out what makes the telescope tick.
High above our atmosphere, periodic servicing missions from astronauts keep Hubble up to date and on target. Back on Earth, Hubble's "ground crew" tells the telescope what to do.
build a model
Want a Hubble of your own? Now you can build a scale model of the telescope with inexpensive parts from local hardware and craft stores.
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