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Class Notes for Origins at McMaster University


MCMASTERORIGINS 2B03Laura ParkerFall

Lecture 2

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You can fit 1 million earth into 1 sun. You can fit 900 jupiters into the sun. Pluto is 40x the distance from the sun in comparison to the earth. The d
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MCMASTERORIGINS 2B03Laura ParkerFall

ORIGINS 2B03 Lecture Notes - Centaurus A, Active Galactic Nucleus

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If a supernova core is heavier than 3 solar masses, then nothing in nature can stop gravity from winning - once and for all! Stellar (at the end of a m
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MCMASTERORIGINS 2B03Laura ParkerFall

Lecture 6

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MCMASTERORIGINS 2B03Laura ParkerFall

Lecture 5

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Have spiral arms, lots of new stars are forming in the spiral arm. The biggest nearby galaxy to us is called andromeda. Compact galaxy groups are very
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MCMASTERORIGINS 2B03Laura ParkerFall

ORIGINS 2B03 Lecture Notes - Lecture 7: Gamma Ray, Radiography

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Our information about neutrinos is from a super nova which didn"t show the speed. Light is a small part of electromagnetic radiation. When the waveleng
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MCMASTERORIGINS 2B03Laura ParkerFall

ORIGINS 2B03 Lecture Notes - Nuclear Fusion, Protostar

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The interstellar medium is mostly gas and dust (low density) Dust makes up 1% (of the stuff between stars) can lock starlight. We can directly see ligh
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MCMASTERORIGINS 2B03Laura ParkerFall

Lecture 10

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MCMASTERORIGINS 2B03Laura ParkerFall

ORIGINS 2B03 Lecture Notes - Lecture 16: Kuiper Belt, Extremophile, Drake Equation

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Very cold or very hot, they will survive. Contracts into a rotating disk- star forms in the ball of center(big ball of mostly hydrogen, little bit of h
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MCMASTERORIGINS 2B03Laura ParkerFall

ORIGINS 2B03 Lecture Notes - Lecture 17: Drake Equation, Triple-Alpha Process

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MCMASTERORIGINS 2B03Laura ParkerFall

ORIGINS 2B03 Lecture Notes - Big Bang, Hydrogen Line, Wilkinson Microwave Anisotropy Probe

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In the beginning universe was cold, sea of fundamental particles. The earlier universe was smaller, denser and had no structure. Structure in the unive
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MCMASTERORIGINS 2B03Laura ParkerFall

Lecture 20

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Anything that crosses the event horizon will never come back. We don"t see anything cross the event horizon, the last photon from the object will reach
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MCMASTERORIGINS 2B03Laura ParkerFall

ORIGINS 2B03 Lecture Notes - Lecture 18: Live Fast, Die Young (Film), White Dwarf

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