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Exploring Galaxies
56 CQ
11 Lessons
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5 CQ
Get an introduction to galaxies, from how they were initially observed on Earth, to the different forms they take, to the position of our own Milky Way galaxy.
with AstronomicGet an introduction to galaxies, from how they were initially observed on Earth, to the different forms they take, to the position of our own Milky Way galaxy.
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4 CQ
Sebastian of Astronomic describes the structure and types of spiral galaxies in this lesson, delving into Edwin Hubble's classification system.
with AstronomicSebastian of Astronomic describes the structure and types of spiral galaxies in this lesson, delving into Edwin Hubble's classification system.
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5 CQ
Learn about the components of spiral galaxies, and how these features differ from galaxy to galaxy, and the two main theories as to how spiral galaxies form.
with AstronomicLearn about the components of spiral galaxies, and how these features differ from galaxy to galaxy, and the two main theories as to how spiral galaxies form.
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5 CQ
Sebastian introduces elliptical galaxies, from their shape and age, to their physical nature, to the black holes that lurk at their centers.
with AstronomicSebastian introduces elliptical galaxies, from their shape and age, to their physical nature, to the black holes that lurk at their centers.
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5 CQ
Learn about the shapes, features, and interactions of the third category of galaxy— irregular galaxies—which includes colliding and merging galaxies.
with AstronomicLearn about the shapes, features, and interactions of the third category of galaxy— irregular galaxies—which includes colliding and merging galaxies.
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