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Astronomers Find New Details about Star Formation in Ancient Galaxy Protoclusters

Astronomers Find New Details about Star Formation in Ancient Galaxy Protoclusters

April 20, 2015

A team of astronomers tracked velocity structures and gaseous metallicities in galaxies in two protoclusters located in the direction of the constellation Serpens and concluded that they are in the process of cluster formation that has led to present-day galaxy clusters...

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Subaru Telescope Observes Rapid Changes in a Comet's Plasma Tail

Subaru Telescope Observes Rapid Changes in a Comet's Plasma Tail

March 4, 2015

Images from a December 2013 observation of the comet C/2013 R1 (Lovejoy) reveal clear details about rapidly changing activity over a period of 20 minutes in that comet's plasma tail. To get this image, astronomers used Subaru Telescope's wide-field prime-focus Suprime-Cam, which resulted in gaining precious knowledge regarding the extreme activity in the tail as the comet neared the Sun...

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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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