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An illustration of the Spitzer Space Telescope against an<br />
infrared view of the Milky Way<br />
SPITZER<br />
TURNS 15<br />
NASA’s space telescope at Caltech<br />
has surpassed all predictions for<br />
discovery and longevity.<br />
BY KATHLEEN KELLEHER<br />
How are stars born? Where does that happen? What does<br />
it look like? What would a map of the Milky Way galaxy<br />
look like? Are there many more galaxies in space?<br />
These are a few of the questions that NASA’s Spitzer Space<br />
Telescope, which celebrated its 15th year in space this year, has<br />
–continued on page 12<br />
11.18 | ARROYO | 11
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