the life of stars
DESCRIPTION
The life of stars. The life of stars. The Interstellar Medium. What is a light year? How many miles in a light year? Why is it called a light year? Just how fast is light?. Constellation of Orion. M42 – The Great Orion Nebula. Mass and weight. What is weight? What is mass?. - PowerPoint PPT PresentationTRANSCRIPT
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The life of stars
The life of stars
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The Interstellar Medium
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What is a light year?
How many miles in a light year?
Why is it called a light year?
Just how fast is light?
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Constellation ofOrion
M42 – The Great Orion Nebula
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Mass and weight
What is weight?
What is mass?
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The measure of a star’s temperature
What is Kelvin?
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What is fusion?
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Hydrogen atom
Helium atom
1 Proton2 Protons &2 Neutrons
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• All stars will swell dramatically as they run out of fuel for nuclear fusion.
• This pulsation often sheds gases from the star.
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The structure of a highly evolved star of 20 solar masses.The letters H, He, C, O, Ne, Mg, Si, S, and Fe are the chemical symbols for hydrogen, helium, carbon, oxygen, neon, magnesium, silicon, sulfur, and iron.(The star's core and shells are not drawn to scale.)
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Planetary nebulae
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TThe Crab Nebula TThe Crab Nebula was formed during was formed during the year 1054 the year 1054 supernova. supernova. IIt has a pulsar in its IIt has a pulsar in its corecore
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Rotating Neutron star
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Black hole – effect on space
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Black holes with infalling matter
Jet
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http://www.milky-way.com/gb/sevol.htm
Websites for more information
http://sunshine.chpc.utah.edu/labs/star_life/starlife_main.html
http://www.astro.keele.ac.uk/workx/starlife/StarpageS_26M.html
http://cassfos02.ucsd.edu/public/tutorial/StevI.html