Sun, Moon, Earth, How do they work together to help life survive? The Planets

What is a planet? According to the IAU (International Astronomical Union) a planet must meet these three guidelines.

What is a planet? According to the IAU (International Astronomical Union) a planet must meet these three guidelines. 1.Is in orbit around the sun.

What is a planet? According to the IAU (International Astronomical Union) a planet must meet these three guidelines. 1.Is in orbit around the sun. 2.Has enough mass to maintain a nearly round shape.

What is a planet? According to the IAU (International Astronomical Union) a planet must meet these three guidelines. 1.Is in orbit around the sun. 2.Has enough mass to maintain a nearly round shape. Called hydrostatic equilibrium.

What is a planet? According to the IAU (International Astronomical Union) a planet must meet these three guidelines. 1.Is in orbit around the sun. 2.Has enough mass to maintain a nearly round shape. Called hydrostatic equilibrium. 3.Has cleared the neighborhood around its orbit.

What is a planet? Dwarf Planets:

What is a planet? Dwarf Planets: –Must do #1 and #2.

What is a planet? Dwarf Planets: –Must do #1 and #2. –Does not do #3.

What is a planet? Dwarf Planets: –Must do #1 and #2. –Does not do #3. –Is not a satellite.

What is a planet? Dwarf Planets: –Must do #1 and #2. –Does not do #3. –Is not a satellite. –Currently there are 5 dwarf planets: Ceres (between Mars and Jupiter) Pluto Makemake Eris Haumea

Mercury:

Temperature range: believed to be from -184°C to 427°C

Mercury: Temperature range: believed to be from -184°C to 427°C Rotation time: 58.6 Earth days.

Mercury: Temperature range: believed to be from -184°C to 427°C Rotation time: 58.6 Earth days. Orbit: 88 Earth days

Mercury: Temperature range: believed to be from -184°C to 427°C Rotation time: 58.6 Earth days. Orbit: 88 Earth days Mass: The Earth is 18 times more massive than Mercury.

Mercury: Temperature range: believed to be from -184°C to 427°C Rotation time: 58.6 Earth days. Orbit: 88 Earth days Mass: The Earth is 18 times more massive than Mercury. Diameter: 4,878 km (about 40% of the Earth’s

Mercury: Moons: none

Mercury: Moons: none Water: Polar ice that never melts.

Mercury: Moons: none Water: Polar ice that never melts. Atmosphere: very thin, contains H, He, O, Na, Ca, and K. Removed and replenished constantly.

Mercury: Moons: none Water: Polar ice that never melts. Atmosphere: very thin, contains H, He, O, Na, Ca, and K. Removed and replenished constantly. Gravity: 100 pounds on the Earth weighs 37.8 pounds on Mercury.

Mercury: Moons: none Water: Polar ice that never melts. Atmosphere: very thin, contains H, He, O, Na, Ca, and K. Removed and replenished constantly. Gravity: 100 pounds on the Earth weighs 37.8 pounds on Mercury. Discovered: Known since ancient times.

Mercury: Moons: none Water: Polar ice that never melts. Atmosphere: very thin, contains H, He, O, Na, Ca, and K. Removed and replenished constantly. Gravity: 100 pounds on the Earth weighs 37.8 pounds on Mercury. Discovered: Known since ancient times. Distance to sun: 58 million km

Venus:

Temperature range: from 850°F to 950°F.

Venus: Temperature range: from 850°F to 950°F. Rotation time: 243 Earth days

Venus: Temperature range: from 850°F to 950°F. Rotation time: 243 Earth days Orbit: 225 Earth days

Venus: Temperature range: from 850°F to 950°F. Rotation time: 243 Earth days Orbit: 225 Earth days Mass: The Earth is 1.0 times more massive than Venus.

Venus: Temperature range: from 850°F to 950°F. Rotation time: 243 Earth days Orbit: 225 Earth days Mass: The Earth is 1.0 times more massive than Venus. Diameter: 12,100 km

Venus: Moons: None

Venus: Moons: None Water: yes

Venus: Moons: None Water: yes Atmosphere: Carbon Dioxide (95%), Nitrogen, Sulfuric Acid, and trace elements.

Venus: Moons: None Water: yes Atmosphere: Carbon Dioxide (95%), Nitrogen, Sulfuric Acid, and trace elements. Gravity: 100 pounds on Earth weighs 90.7 pounds on Venus.

Venus: Moons: None Water: yes Atmosphere: Carbon Dioxide (95%), Nitrogen, Sulfuric Acid, and trace elements. Gravity: 100 pounds on Earth weighs 90.7 pounds on Venus. Discovered: Known since ancient times.

Venus: Moons: None Water: yes Atmosphere: Carbon Dioxide (95%), Nitrogen, Sulfuric Acid, and trace elements. Gravity: 100 pounds on Earth weighs 90.7 pounds on Venus. Discovered: Known since ancient times. Distance to sun: 108 million km

Earth:

Temperature range: -69°C to 58°C

Earth: Temperature range: -69°C to 58°C Rotation time: 24 hours

Earth: Temperature range: -69°C to 58°C Rotation time: 24 hours Orbit: days

Earth: Temperature range: -69°C to 58°C Rotation time: 24 hours Orbit: days Mass: 5.98 X 10 kg

Earth: Temperature range: -69°C to 58°C Rotation time: 24 hours Orbit: days Mass: 5.98 X 10 kg Diameter: 12,800 km

Earth: Moons: one

Earth: Moons: one Water: Yes, in all forms.

Earth: Moons: one Water: Yes, in all forms. Atmosphere: Nitrogen (78.1%, 20.9% Oxygen and trace amounts of Argon, Carbon Dioxide, Helium, Hydrogen, and Methane.

Earth: Moons: one Water: Yes, in all forms. Atmosphere: Nitrogen (78.1%, 20.9% Oxygen and trace amounts of Argon, Carbon Dioxide, Helium, Hydrogen, and Methane. Distance to sun: 150 million km

Mars:

Temperature range: -220°F to 60°F.

Mars: Temperature range: -220°F to 60°F. Rotation time: 24 hours 37 minutes.

Mars: Temperature range: -220°F to 60°F. Rotation time: 24 hours 37 minutes. Orbit: 687 Earth days

Mars: Temperature range: -220°F to 60°F. Rotation time: 24 hours 37 minutes. Orbit: 687 Earth days Mass: The Earth is 9.3 times more massive than Mars.

Mars: Temperature range: -220°F to 60°F. Rotation time: 24 hours 37 minutes. Orbit: 687 Earth days Mass: The Earth is 9.3 times more massive than Mars. Diameter: 6,796 km

Mars: Moons: two (Phobos and Deimos

Mars: Moons: two (Phobos and Deimos Water: Two permanent polar ice caps

Mars: Moons: two (Phobos and Deimos Water: Two permanent polar ice caps Atmosphere: Carbon dioxide (95%),, Nitrogen, Argon, Oxygen, and trace water vapor and carbon monoxide.

Mars: Moons: two (Phobos and Deimos Water: Two permanent polar ice caps Atmosphere: Carbon dioxide (95%),, Nitrogen, Argon, Oxygen, and trace water vapor and carbon monoxide. Gravity: 100 pounds on the Earth weighs 37.7 pounds on Mars.

Mars: Moons: two (Phobos and Deimos Water: Two permanent polar ice caps Atmosphere: Carbon dioxide (95%),, Nitrogen, Argon, Oxygen, and trace water vapor and carbon monoxide. Gravity: 100 pounds on the Earth weighs 37.7 pounds on Mars. Discovered: Known since ancient times.

Mars: Moons: two (Phobos and Deimos Water: Two permanent polar ice caps Atmosphere: Carbon dioxide (95%),, Nitrogen, Argon, Oxygen, and trace water vapor and carbon monoxide. Gravity: 100 pounds on the Earth weighs 37.7 pounds on Mars. Discovered: Known since ancient times. Distance to sun: 228 million km.

Jupiter:

Temperature range: -163°C to - 121°C.

Jupiter: Temperature range: -163°C to - 121°C. Rotation time: 9 hours 55 minutes Earth time.

Jupiter: Temperature range: -163°C to - 121°C. Rotation time: 9 hours 55 minutes Earth time. Orbit: 12 Earth years

Jupiter: Temperature range: -163°C to - 121°C. Rotation time: 9 hours 55 minutes Earth time. Orbit: 12 Earth years Mass: 318 times more massive than the Earth.

Jupiter: Temperature range: -163°C to - 121°C. Rotation time: 9 hours 55 minutes Earth time. Orbit: 12 Earth years Mass: 318 times more massive than the Earth. Diameter: 85,788 miles

Jupiter: Moons: 63 have been found with Ganymede the largest (bigger than Mercury and Pluto).

Jupiter: Moons: 63 have been found with Ganymede the largest (bigger than Mercury and Pluto). Water: yes

Jupiter: Moons: 63 have been found with Ganymede the largest (bigger than Mercury and Pluto). Water: yes Atmosphere: Hydrogen (90%) and Helium (10%).

Jupiter: Moons: 63 have been found with Ganymede the largest (bigger than Mercury and Pluto). Water: yes Atmosphere: Hydrogen (90%) and Helium (10%). Gravity: 100 pounds on Earth weighs pounds here.

Jupiter: Moons: 63 have been found with Ganymede the largest (bigger than Mercury and Pluto). Water: yes Atmosphere: Hydrogen (90%) and Helium (10%). Gravity: 100 pounds on Earth weighs pounds here. Discovered: Known since ancient times.

Jupiter: Moons: 63 have been found with Ganymede the largest (bigger than Mercury and Pluto). Water: yes Atmosphere: Hydrogen (90%) and Helium (10%). Gravity: 100 pounds on Earth weighs pounds here. Discovered: Known since ancient times. Distance to sun: 778 million km

Saturn:

Temperature range: -178°C

Saturn: Temperature range: -178°C Rotation time: 10 hours, 40 minutes, and 24 seconds Earth time

Saturn: Temperature range: -178°C Rotation time: 10 hours, 40 minutes, and 24 seconds Earth time Orbit: 29.5 Earth years

Saturn: Temperature range: -178°C Rotation time: 10 hours, 40 minutes, and 24 seconds Earth time Orbit: 29.5 Earth years Mass: 95 times more massive than the Earth.

Saturn: Temperature range: -178°C Rotation time: 10 hours, 40 minutes, and 24 seconds Earth time Orbit: 29.5 Earth years Mass: 95 times more massive than the Earth. Diameter: 120,660 km (about 10 times larger than the Earth)

Saturn: Moons: 31 including Titan, Hyperion, Mimas, Rhea, and Phoebe

Saturn: Moons: 31 including Titan, Hyperion, Mimas, Rhea, and Phoebe Water: yes

Saturn: Moons: 31 including Titan, Hyperion, Mimas, Rhea, and Phoebe Water: yes Atmosphere: Mostly Hydrogen and Helium with some Methane and ammonia.

Saturn: Moons: 31 including Titan, Hyperion, Mimas, Rhea, and Phoebe Water: yes Atmosphere: Mostly Hydrogen and Helium with some Methane and ammonia. Gravity: 100 pounds on Earth weighs pounds on Saturn.

Saturn: Moons: 31 including Titan, Hyperion, Mimas, Rhea, and Phoebe Water: yes Atmosphere: Mostly Hydrogen and Helium with some Methane and ammonia. Gravity: 100 pounds on Earth weighs pounds on Saturn. Discovered: Known since ancient times.

Saturn: Moons: 31 including Titan, Hyperion, Mimas, Rhea, and Phoebe Water: yes Atmosphere: Mostly Hydrogen and Helium with some Methane and ammonia. Gravity: 100 pounds on Earth weighs pounds on Saturn. Discovered: Known since ancient times. Distance to sun: 1429 million km

Uranus:

Temperature range: °C

Uranus: Temperature range: °C Rotation time: hours Earth time (rotates clockwise)

Uranus: Temperature range: °C Rotation time: hours Earth time (rotates clockwise) Orbit: 84 Earth years

Uranus: Temperature range: °C Rotation time: hours Earth time (rotates clockwise) Orbit: 84 Earth years Mass: 14.5 times more massive than the Earth.

Uranus: Temperature range: °C Rotation time: hours Earth time (rotates clockwise) Orbit: 84 Earth years Mass: 14.5 times more massive than the Earth. Diameter: 51,500 km

Uranus: Moons: 27

Uranus: Moons: 27 Water: yes

Uranus: Moons: 27 Water: yes Atmosphere: 83% Hydrogen, 15% Helium, 2% Methane, and trace amounts of water and ammonia.

Uranus: Moons: 27 Water: yes Atmosphere: 83% Hydrogen, 15% Helium, 2% Methane, and trace amounts of water and ammonia. Gravity: 100 pounds on Earth weighs 88.9 pounds on Uranus.

Uranus: Moons: 27 Water: yes Atmosphere: 83% Hydrogen, 15% Helium, 2% Methane, and trace amounts of water and ammonia. Gravity: 100 pounds on Earth weighs 88.9 pounds on Uranus. Discovered: Sighted in 1690 but figured out it was a planet in 1781.

Uranus: Moons: 27 Water: yes Atmosphere: 83% Hydrogen, 15% Helium, 2% Methane, and trace amounts of water and ammonia. Gravity: 100 pounds on Earth weighs 88.9 pounds on Uranus. Discovered: Sighted in 1690 but figured out it was a planet in Distance to sun: 2871 million km

Neptune:

Temperature range: -220°C

Neptune: Temperature range: -220°C Rotation time: 0.67 Earth days

Neptune: Temperature range: -220°C Rotation time: 0.67 Earth days Orbit: Earth years

Neptune: Temperature range: -220°C Rotation time: 0.67 Earth days Orbit: Earth years Mass: times more massive than the Earth.

Neptune: Temperature range: -220°C Rotation time: 0.67 Earth days Orbit: Earth years Mass: times more massive than the Earth. Diameter: 49,500 km

Neptune: Moons: 8 known

Neptune: Moons: 8 known Water: yes

Neptune: Moons: 8 known Water: yes Atmosphere: 74% Hydrogen, 25% Helium, and 1% Methane

Neptune: Moons: 8 known Water: yes Atmosphere: 74% Hydrogen, 25% Helium, and 1% Methane Gravity: 100 pounds on Earth weighs pounds on Neptune.

Neptune: Moons: 8 known Water: yes Atmosphere: 74% Hydrogen, 25% Helium, and 1% Methane Gravity: 100 pounds on Earth weighs pounds on Neptune. Discovered: Found in 1846.

Neptune: Moons: 8 known Water: yes Atmosphere: 74% Hydrogen, 25% Helium, and 1% Methane Gravity: 100 pounds on Earth weighs pounds on Neptune. Discovered: Found in Distance to sun: 4504 million km

Pluto:

Temperature range: -233°C

Pluto: Temperature range: -233°C Rotation time: 6.39 Earth days

Pluto: Temperature range: -233°C Rotation time: 6.39 Earth days Orbit: 248 Earth years.

Pluto: Temperature range: -233°C Rotation time: 6.39 Earth days Orbit: 248 Earth years. Mass: times that of Earth.

Pluto: Temperature range: -233°C Rotation time: 6.39 Earth days Orbit: 248 Earth years. Mass: times that of Earth. Diameter: 2,324 km

Pluto: Moons: One moon called Charon.

Pluto: Moons: One moon called Charon. Water: Unknown

Pluto: Moons: One moon called Charon. Water: Unknown Atmosphere: A frozen atmosphere that melts and refreezes.

Pluto: Moons: One moon called Charon. Water: Unknown Atmosphere: A frozen atmosphere that melts and refreezes. Gravity: 100 pounds on Earth weighs 6.7 pounds on Pluto.

Pluto: Moons: One moon called Charon. Water: Unknown Atmosphere: A frozen atmosphere that melts and refreezes. Gravity: 100 pounds on Earth weighs 6.7 pounds on Pluto. Discovered: Found in 1930.

Pluto: Moons: One moon called Charon. Water: Unknown Atmosphere: A frozen atmosphere that melts and refreezes. Gravity: 100 pounds on Earth weighs 6.7 pounds on Pluto. Discovered: Found in Distance to sun: 5913 million km