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2. Lists of stars - Wikipedia

   en.wikipedia.org/wiki/Lists_of_stars

   List of nearest stars (up to 20 light-years) List of star systems within 20–25 light-years; ... List of selected stars for navigation; List of star extremes;

3. List of lights - Wikipedia

   en.wikipedia.org/wiki/List_of_lights

   The front cover of a List of Lights volume. A list of lights is a publication describing lighthouses and other aids to maritime navigation. Most such lists are published by national hydrographic offices. Some nations, including the United Kingdom and the United States, publish lists that cover the whole world in many volumes. Other nations ...

4. Laser guide star - Wikipedia

   en.wikipedia.org/wiki/Laser_guide_star

   Powerful laser guide star system at the Paranal Observatory. The actual laser guide star is the small spot above the apparent end of the laser beam. A laser guide star is an artificial star image created for use in astronomical adaptive optics systems, which are employed in large telescopes in order to correct atmospheric distortion of light (called astronomical seeing).

5. Could Northern California see northern lights again? Here’s ...

   www.aol.com/could-northern-california-see...

   Dancing colorful lights were seen in the sky across the state, from Joshua Tree National Park in Southern California to the San Francisco Bay Area and the Sacramento area. Northern lights as seen ...

6. List of lighthouses in California - Wikipedia

   en.wikipedia.org/wiki/List_of_lighthouses_in...

   A. ^ Ballast Point Light was moved in 1960 to the bell tower which had served as a fog signal building as the 1890 tower had been declared unsafe. The light shone from the top of the bell tower until 1961 when it was replaced by an offshore light. B. ^ The tower was abandoned in 1971 when the beacon was moved to a nearby modern pole. This light ...

7. Could Northern California see northern lights again? Here’s ...

   www.aol.com/news/could-northern-california-see...

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8. List of star systems within 95–100 light-years - Wikipedia

   en.wikipedia.org/wiki/List_of_star_systems_within...

   Navigation Main page; Contents; Current events; Random article; ... List of star systems within 90–95 light-years; List of star systems within 100–150 light-years ...

9. Celestial navigation - Wikipedia

   en.wikipedia.org/wiki/Celestial_navigation

   A diagram of a typical nautical sextant, a tool used in celestial navigation to measure the angle between two objects viewed by means of its optical sight. Celestial navigation, also known as astronavigation, is the practice of position fixing using stars and other celestial bodies that enables a navigator to accurately determine their actual current physical position in space or on the ...