29.6 Galaxies

Galaxies (1 of 3)

A perspective is given on how galaxies were discovered and how we define them today. Duration: 5:27.

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Failed Planet Formation (1 of 2)

A brief introduction to the non-planet bodies of our solar system followed by a more in depth discussion of asteroids and meteors. Duration: 9:52.

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Failed Planet Formation (2 of 2)

The Kuiper Belt and Oort Cloud are both regions beyond the orbit of Neptune containing small icy bodies, some of which are thrown inward to form comets. Duration: 7:11.

Mobile Link: http://bcove.me/8d1n3eif

Galaxies (2 of 3)

This lesson introduces the elliptical, spiral, and irregular galaxies and how some of these galaxies may be unusually active in the production of stars or with the presence of a large central black hole. Duration: 9:30.

Mobile Link: http://bcove.me/yoqqrr32

Galaxies (3 of 3)

How galaxies are organized within our observable universe. Duration: 8:38.

Mobile Link: http://bcove.me/jc4bhfux