2. Our Solar System Today we will learn about: The Sun The 8 Planets One Dwarf Planet The Earth’s Moon
3. Important words Orbit – The time is takes a planet to go around the Sun. Revolution – The time is takes a planet to spin (rotate) around one time. Axis – The imaginary line through the center of a planet, that a planet rotates around.
5. Is a Star in the Milky Way Galaxy The Sun is at the Center of our Solar System All planets, their moons, comet, and Asteroids all orbit the Sun The Sun is 10,000 degrees F 109 times the size of the Earth
9. 2nd Planet from the Sun Called Earth’s “twin” because they are so similar in size. Orbits the Sun every 225 days Make one Revolution every 243 days Has no moons
11. 3rd Planet from the Sun Orbits the Sun every 365 days Makes one Revolution every 24 hours Earth is the only planet in the solar system with life on it Is made of 71% water Has one moon
13. Orbits the Earth every 27 hours Makes one Revolution every 29 days The Dark spots are called Maria The rest of the moon that is light grey is called the highlands
17. 5th Planet from the Sun Orbits the Sun every 12 years Makes one revolution every 9 hours Is the Largest Planet Has 16 moons Has 3 thin rings around it
19. 6th Planet from the Sun Orbits the Sun every 29 years Makes one revolution every 10hrs Is known for its seven bold rings Is the 2nd largest Planet Has 25 moons
25. Used to be the 9th Planet from the Sun In 2006 it was decided that Pluto is actually what they now call a Dwarf Planet. Due to its size and Irregular orbit Orbits the Sun every 248 days Makes one revolution every 248 years