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W. M. Keck Observatory Headquarters

4.7

About this business

W. M. Keck Observatory features two of the world s largest optical, near-infrared telescopes, at the more than 4,000-meter summit of Mauna Kea in Hawaii. At the center of each 10-meter Keck telescope is a primary mirror composed of more than 30 hexagonal segments that work together as a single piece of reflective glass. Both Keck telescopes are equipped with adaptive optics, which compensates for the blurring due to atmospheric turbulence. Additionally, the Keck I and Keck II telescopes can work together as the Keck Interfer... read more

Location details

65-1120 Mamalahoa Hwy, Waimea, HI, 96743, United States

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WeekdayScheduleStatus
Mon10:00 a.m. to 2:00 p.m.
Tue10:00 a.m. to 2:00 p.m.
Wed10:00 a.m. to 2:00 p.m.
Thu10:00 a.m. to 2:00 p.m.
Fri10:00 a.m. to 2:00 p.m.
SatClosed
SunClosed
4.7181 reviews
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Mike Davis's profile image
Mike Davis 
on Google
2 weeks ago

Top of the World, profound. 4x4 required, but don’t recommend a Wrangler. 

Jason Collins's profile image
Jason Collins 
on Google
4 weeks ago
James's profile image
James 
on Google
a month ago
Ash Hooks's profile image
Ash Hooks 
on Google
2 months ago
Allie Forbes's profile image
Allie Forbes 
on Google
3 months ago

Highly recommend getting a guided tour to the top. Being above the clouds is something that should be experienced. Bundle up though, it's cold up there! 

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Frequently asked questions about W. M. Keck Observatory Headquarters

How is W. M. Keck Observatory Headquarters rated?

W. M. Keck Observatory Headquarters has a 4.7 star rating with 181 reviews. 

When is W. M. Keck Observatory Headquarters open?

W. M. Keck Observatory Headquarters is closed now. It will open tomorrow at 10:00 a.m. 

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