File:Keck laser at night.png
![File:Keck laser at night.png](https://upload.wikimedia.org/wikipedia/commons/thumb/6/6e/Keck_laser_at_night.png/621px-Keck_laser_at_night.png)
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 13:13, 11 December 2006 | ![]() | 1,046 × 1,010 (1.63 MB) | Phirst~commonswiki | ((Information |Description=The Keck-2 telescope on Mauna Kea, Hawaii projects a laser beam into the night sky to form an artificial guide star for adaptive optics. |Source=Own Work |Date=2006-12-11 |Author=Paul Hirst (Phirst) |Permission=C |
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