Polaris: The North Star
Polaris is one of the most important stars to identify in the sky because it points due north. Learn how to find this star, the precession of the equinoxes, and details about its multi-star system.
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Chapters
0:00 - Intro
1:08 - The many names of Polaris
2:00 - Polaris is NOT the brightest star in the sky
2:23 - How the Find Polaris
5:22 - Polaris is a Triple Star System
7:11 - Why the North Star appears to be stationary
8:06 - Precession of the Equinoxes
10:15 - Review of Polaris
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▶ Download FREE Stargazing Guide: https://www.learnthesky.com/stargazin...
Playlists
▶ Stargazing Basics: http://bit.ly/LearntheSky-StargazingB...
▶ Zodiacal Constellations: http://bit.ly/LearntheSky-ZodiacalCon...
▶ Circumpolar Constellations: http://bit.ly/LearntheSky-Circumpolar
▶ Winter Constellations: http://bit.ly/LearntheSky-WinterConst...
▶ Spring Constellations: http://bit.ly/LearntheSky-SpringConst...
▶ Summer Constellations: http://bit.ly/LearntheSky-SummerConst...
▶ Autumn Constellations: http://bit.ly/LearntheSky-AutumnConst...
▶ Stars: http://bit.ly/LearntheSky-Stars
▶ Planets: http://bit.ly/LearntheSky-Planets
▶ Celestial Objects: http://bit.ly/LearntheSky-CelestialOb...
▶ Versus Videos: http://bit.ly/LearntheSky-VersusVideos
▶ Celestial Events: http://bit.ly/LearntheSky-CelestialEv...
▶ Citizen Science: http://bit.ly/LearntheSky-CitizenScience
Photo Attributes
▶Akira Fujii - The Constellations http://www.davidmalin.com/fujii/gener...
▶Precession of Earth’s Axis: By NASA, Mysid - Vectorized by Mysid in Inkscape after a NASA Earth ▶Observatory image in Milutin Milankovitch Precession., Public Domain, https://commons.wikimedia.org/w/index...
▶Procession of the Equinoxes: By Tauʻolunga - self, 4 bit GIF, CC BY-SA 2.5, https://commons.wikimedia.org/w/index...
▶Star Trail: By Ashley Dace, CC BY-SA 2.0, https://commons.wikimedia.org/w/index...
▶Polaris A and B: By NASA/HST - http://hubblesite.org/newscenter/news... (Image: STScI-2006-02), Public Domain, https://commons.wikimedia.org/w/index...
▶Polaris System: By NASA/ESA/HST, G. Bacon (STScI) - http://hubblesite.org/newscenter/news... from en.wikipedia to Commons., Public Domain, https://commons.wikimedia.org/w/index...
▶Gyroscope Precession: By LucasVB - Own work, Public Domain, https://commons.wikimedia.org/w/index...
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