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Sept.22, 2010

Vol. 111, No. 1


Princeton and the telescope

Sizes refer to diameter of lens or mirror

Published in the September22, 2010, issue

Apache Point Observatory
Apache Point Observatory

1998 Sloan Digital Sky Survey, 98.4"

Professor James Gunn designs a telescope at Apache Point in New Mexico that creates the most elaborate map in history.

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Princeton and the telescope
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CURRENT ISSUE: Sept.22, 2010
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Video: Picturing the universe
View a series of images from the Sloan Digital Sky Survey, captured by a telescope at Apache Point, N.M., designed by Princeton astronomy professor Jim Gunn.