CAPE CANAVERAL (AP) - A pair of spacewalking astronauts are
stepping outside to begin work on the Hubble Space Telescope.
John Grunsfeld and Andrew Feustel (FOY-stahl) floated out of
shuttle Atlantis on Thursday morning. It's the first of five
high-risk spacewalks for the astronauts. They are traveling in an
especially high orbit that is littered with junk.
A 4-inch piece of space junk passed within a couple miles of the
shuttle Wednesday. Even something that small could cause big
The spacewalkers' first job is to remove a 15-year-old camera
and put in an updated model. This new wide-field camera - worth
$132 million - will look deeper into the cosmos. Each camera is the
size of a baby grand piano.
The astronauts also will replace a computer data unit.
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