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Sky and SpaceSky and Space
Lecture Outline # 9Lecture Outline # 9
History of AstronomyHistory of Astronomy
EratosthenesEratosthenes
PrecessionPrecession
Ptolemy’s EpicyclesPtolemy’s Epicycles
Retrograde MotionRetrograde Motion
CopernicusCopernicus1473-15431473-1543
Eccentricity – Kepler’s DiscoveryEccentricity – Kepler’s Discovery
Kepler’s Second Law of Kepler’s Second Law of Planetary MotionPlanetary Motion
Galileo GalileiGalileo Galilei1564 - 16421564 - 1642
Galileo’s Galileo’s observations observations of Jupiter’s of Jupiter’s
moonsmoons
Phases of VenusPhases of Venus
Sir Isaac NewtonSir Isaac Newton1642-17271642-1727
Effect of GravitationEffect of Gravitation
Locations in SpaceLocations in Space
Stars “Rotating” Around PolarisStars “Rotating” Around Polaris
Locating the North StarLocating the North Star
ConstellationsConstellations
What is the Plane of the Ecliptic?What is the Plane of the Ecliptic?
Earth Position at Vernal EquinoxEarth Position at Vernal Equinox
Earth’s MoonEarth’s Moon
Motions of the MoonMotions of the MoonEarth/moon systemEarth/moon system
Synchronous Synchronous RotationRotation
Gravitational PullGravitational Pull
Phases of the MoonPhases of the Moon
Synodic vs. Sidereal MonthSynodic vs. Sidereal Month
Partial vs. Total Solar EclipsePartial vs. Total Solar Eclipse
Partial vs. Total Lunar EclipsePartial vs. Total Lunar Eclipse
Conditions Needed for EclipseConditions Needed for Eclipse
Moon Shadow Moon Shadow Total Solar EclipseTotal Solar Eclipse
Solar Eclipse across AfricaSolar Eclipse across AfricaJune 2001June 2001
Moon ExplorationMoon Exploration
Moon FormationMoon Formation
Geology of the MoonGeology of the Moon
Moon’s SurfaceMoon’s Surface
Crater FormationCrater Formation
TerraTerra
MareMare
RegolithRegolith
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