Geocentric Model of the Universe
Geocentric – Earth Centred
Heliocentric Model of the Universe
Asteroids
Asteroid Belt
Meteor
Meteorite
Barringer Crater, Arizona
Comet Hale-Bopp
Halley’s Comet
Earth’s Rotation
Revolution vs. Rotation
23.5° tilt of the Earth
Summer vs. Winter
The 4 Seasons
Solstices and Equinoxes
Ursa Major, Big Bear
The Big Dipper
Orion
Leo
Scorpio
Circumpolar
Polaris, the North Star
Cassiopeia
Ursa Minor, the Little Dipper
Draco, the Dragon
Canis Major, Big Dog
The Fertile Nile Delta
Farming along the Nile Delta
Stonehenge, England
Navigating by the Stars
Sextant
New Moon
Waxing Crescent Moon
Waxing Half Moon
Full Moon
Waning Half Moon
Waning Crescent Moon
Phases of the Moon
Solar Eclipse
Partial Solar Eclipse
Solar Eclipse
Total Solar Eclipse
Lunar Eclipse
Partial Lunar Eclipse
Edwin Hubble (1889 – 1953)
Red Shift