Astronomy 102: black holes, time warps, and the large-scale structure of the Universe
University of Rochester, Fall semester 2009


(NASA/CXO)


(NASA/WMAP)

Features of current interest  (archive)

Exam #2: take it during any 75-minute block between 11 AM and 7PM EST today. Click on Mariah, at left, to get started. (11/05/2009)
New distance record for galaxy clusters:it's 10.2 billion light years away, and was already a full-fleged rich cluster when the Universe was only a quarter of its present age. (10/23/2009)
The newest cosmic-background satellite observatory, ESA's Planck, is working and has released its first batch of data. (10/2/2009)
A mysterious result of long standing turns into a nice experimental validation of general relativity in the weak-field limit. (9/16/2009)
New distance record among the galaxies observed to have supermassive black holes at their centers. (9/4/2009)

Astronomy Picture of the Day:

APOD

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Comments and suggestions concerning this site will be received gratefully by Dan Watson: dmw@pas.rochester.edu .

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