Lectures in Understanding the Night Sky
- Lecture 1: The Motions Of Earth
- Lecture 2: What Is The Ecliptic Plane?
- Lecture 3: Why Do We Have Seasons?
- Lecture 4: What Are Solstice And Equinox?
- Lecture 5: Understanding The Celestial Sphere
- Lecture 6: Motion Of Stars, Earth, Sun, Moon
- Lecture 7: Understanding Earth'S Longitude & Latitude
- Lecture 8: Understanding Celestial Coordinates
- Lecture 9: How To Find And Identify "Stars"
- Lecture 10: The Constellations
- Lecture 11: How To Find The Zodiacs
- Lecture 12: How To Find The Popular Constellations
- Lecture 13: Why Do We Have Seasons?
- Lecture 14: Why Do We Have Seasons?
- Lecture 15: Why Does The North Star Change?
- Lecture 16: High Noon At The North Pole
- Lecture 17: Earth'S Elliptical Orbit And Earth'S Temp
- Lecture 18: Solar Day Vs Sideral Day
- Lecture 19: Tropical Year Vs Sidereal Year
- Lecture 20: The Sun And Earth'S Temperature
- Lecture 21: Earth'S Temperature 12,000 Years Later
- Lecture 22: What Are The Milankovitch Cycles?
- Lecture 23: How Milankovitch Cycles Affect Weather