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	Introduction to Astronomy: Crash Course Astronomy #1 (CrashCourse) View
	Intro To Astronomy: the Earth and Moon. 5-PS2-1, 5-ESS1-1, 5-ESS1-2, MS-ESS1-1, MS-ESS1-2, MS-ESS1-3 (Test Prep LLC) View
	Intro to Astronomy: the Solar System. NGSS: MS-ESS1-1, MS-ESS1-2, MS-ESS1-3, MS-PS2-4 (Test Prep LLC) View
	Introduction to Astronomy (Astronomy #1) (Solomon's House) View
	Lesson 1 - Lecture 1 - Science and Astronomy - 2020 - OpenStax (Introduction to Astronomy - Wagner) View
	Introduction to Astronomy 1 (Walker Nikolaus) View
	Lesson 1 - Lecture 1 - Astronomy and Science - OpenStax (Introduction to Astronomy) View
	Introduction to Astronomy - 1 (BIGT INFOTECH SOLUTIONS LTD) View
	Introduction to Astronomy (Professor Dave Explains) View
	Class 1 - Intro to Astronomy (William Gucker) View