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Dark Matter Map

Dark Matter Map Begins to Reveal the Universe's Early History

July 1, 2015

Researchers found nine immense concentrations of dark matter in a 2.3 square degree area of sky using the HSC installed on the Subaru Telescope. The team's goal is to create a map of dark matter spanning a thousand square degrees of sky that will reveal the expansion history...

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outflows from ULSx

Unexpectedly Little Black-hole Monsters Rapidly Suck up Surrounding Matter

June 25, 2015

Researchers found evidence that ultra-luminous X-ray sources (ULXs) exhibiting strong outflows. This suggest that the black holes in these ULXs must be much smaller than expected with high rate of accretion of matters onto the black hole...

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Status of the Telescope

October 25, 2013

Since the coolant leak onto the primary mirror in July, 2011, Subaru Telescope has taken a series of diligent steps to assure its full recovery. Recovery work has included meticulous inspection and cleaning of the affected areas. Follow-up efforts concluded during the summer of 2013, when the primary mirror was thoroughly cleaned, realuminized, and inspected. Given the significant impact of the leak, the telescope engineering and science operation divisions remain vigilant in ensuring the effective operation of the telescope and its instruments. Subaru Telescope continues to give special attention to the careful design, installation, and monitoring of its equipment.

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