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Chapter 19 Our Galaxy

Chapter 19 Our Galaxy

Chapter 19 Our Galaxy. 19.1 The Milky Way Revealed. Our goals for learning What does our galaxy look like? How do stars orbit in our galaxy?. What does our galaxy look like?. The Milky Way galaxy appears in our sky as a faint band of light.

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952 views • 73 slides
Star Formation

Star Formation

Star Formation. Why is the sunset red? The stuff between the stars Nebulae Giant molecular clouds Gravitational collapse of molecular cloud Gravitational contraction of protostars Which clouds collapse? Demo: 6F40.10 Atmospheric Scattering. Interstellar medium.

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600 views • 44 slides
Announcements

Announcements

Announcements. Observing sheets due today (you can hand them in to me). Observing for exam #2 starts on Monday To observe successfully: go at 9 pm, go before the last week. Star Formation. The stuff between the stars Nebulae Giant molecular clouds Collapse of clouds Protostars

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447 views • 21 slides
Nebulae

Nebulae

Nebulae. Space clouds. What is a Nebula?. A nebula is an interstellar cloud of 90% hydrogen, 10% helium, & trace amounts of heavier elements Nebulae are the basic building blocks of our universe, and contain the elements from which stars and solar systems are made.

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239 views • 9 slides
Nebulae

Nebulae

Nebulae. Space clouds. What is a Nebula?. A nebula is an interstellar cloud of 90% hydrogen, 10% helium, & trace amounts of heavier elements Nebulae are the basic building blocks of our universe, and contain the elements from which stars and solar systems are made.

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286 views • 9 slides
Nebulas

Nebulas

Nebulas. By Blaine Vrvilo. Description. Nebulas are clouds of dust and gasses that form between stars. They form in regions where gas, dust, and other materials clump together to create larger masses, which then gather other material until they become big enough to be known as stars.

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269 views • 8 slides

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