BERKELEY, CA – An innovative new sky survey, called the Palomar Transient Factory (PTF), will utilize the unique tools and services offered by the U.S. Department of Energy's (DOE's) National Energy ...
This image is a map of the sky as viewed from Palomar Observatory in California. Each color shows the number of times an area was observed, grey-white is about 30, blue is about 70, green is about 100 ...
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