The observatories atop Mauna Kea have produced some of the most important astronomical discoveries in recent years. The following pages show a sampling of their most significant findings.
Astronomers at the Keck Observatory at the Mauna Kea summit revealed a pair of supermassive black holes at the center of an ongoing collision between two galaxies 300 million light-years away.
September 13, 2007 12:50 PM PDT
Photo by: W. M. Keck Observatory
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