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	Lesson 14: Galaxies and the Universe (PK Harrison) View
	Galaxies, part 2: Crash Course Astronomy #39 (CrashCourse) View
	If the universe is only 14 billion years old, how can it be 92 billion light years wide (Fermilab) View
	What Is Universe \| Size Of The Universe \| The Dr Binocs Show \| Peekaboo Kidz (Peekaboo Kidz) View
	Galaxies: Explained \| Astronomic (Astronomic) View
	Astronomy - Ch. 29: Galaxies (1 of 14) How Many Galaxies are there in the Universe (Michel van Biezen) View
	AS-S14: Our place in the Universe (Young Innovators) View
	Astronomy - Ch. 29: Galaxies (7 of 14) Elliptical and Lenticular Galaxies (Michel van Biezen) View
	The Black Hole That Kills Galaxies - Quasars (Kurzgesagt – In a Nutshell) View
	Galaxies (T34ch3rGirl) View