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![A laser beam is projected from the Keck-2 telescope on Mauna Kea to produce a laser guide star high in the Earth's atmosphere Stock Photo - Alamy A laser beam is projected from the Keck-2 telescope on Mauna Kea to produce a laser guide star high in the Earth's atmosphere Stock Photo - Alamy](https://c8.alamy.com/comp/AJT5N5/a-laser-beam-is-projected-from-the-keck-2-telescope-on-mauna-kea-to-AJT5N5.jpg)
A laser beam is projected from the Keck-2 telescope on Mauna Kea to produce a laser guide star high in the Earth's atmosphere Stock Photo - Alamy
![Very Large Telescope Laser Guide Star Facility by European Southern Observatory/science Photo Library Very Large Telescope Laser Guide Star Facility by European Southern Observatory/science Photo Library](https://images.fineartamerica.com/images/artworkimages/mediumlarge/2/very-large-telescope-laser-guide-star-facility-european-southern-observatoryscience-photo-library.jpg)
Very Large Telescope Laser Guide Star Facility by European Southern Observatory/science Photo Library
![The most powerful laser guide star system in the world sees first light at the Paranal Observatory | ESO The most powerful laser guide star system in the world sees first light at the Paranal Observatory | ESO](http://cdn.eso.org/images/screen/eso1613l.jpg)