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Class Notes for Astronomy

ASTR 101 Lecture 33: Astronomy Pluto

Pluto, Triton, and Planet Nine · Orbit of short period come...

University of North Carolina - Chapel Hill
Astronomy
ASTR 101
ASTR 101 Lecture 34: Astronomy The Formation of the Solar System

o The Formation of the Solar System • Three Models ...

University of North Carolina - Chapel Hill
Astronomy
ASTR 101
ASTR 101 Lecture 27: Astronomy The Outer Solar System

• The Outer Solar System o Asteroids 10/28 ...

University of North Carolina - Chapel Hill
Astronomy
ASTR 101
ASTR 101 Lecture 8: Lunar Phases

Lunar PhasesDirection of illuminationCrescent points to where the s...

University of North Carolina - Chapel Hill
Astronomy
ASTR 101
ASTR 101 Lecture 7: Precession

PrecessionEarth precedes clockwise1 spin is half a day1 precession ...

University of North Carolina - Chapel Hill
Astronomy
ASTR 101
ASTR 101 Lecture 6: Seasons

SeasonsIt is hotter in the summer and colder in the winter because ...

University of North Carolina - Chapel Hill
Astronomy
ASTR 101
ASTR 101 Lecture 5: Astronomical Time

Astronomical TimeSolar Time 1 solar day = 24 solar hoursEarth revol...

University of North Carolina - Chapel Hill
Astronomy
ASTR 101
ASTR 101 Lecture 4: Motion of Celestial Sphere

Motion of Celestial SphereCoriolis force pushes us to the west, whi...

University of North Carolina - Chapel Hill
Astronomy
ASTR 101
ASTR 101 Lecture 3: Constellations and Celestial Sphere

Constellations and Celestial SphereStars were used for navigation i...

University of North Carolina - Chapel Hill
Astronomy
ASTR 101
ASTR 101 Lecture 2: Size and Scale

Size and ScaleEarth is 15,000 km wide while the sun is 1,500,000 km...

University of North Carolina - Chapel Hill
Astronomy
ASTR 101

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