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Explore the Solar System with a comprehensive overview of the Sun and its planetary companions. The Sun, our central star, is 4.5 billion years old and crucial for life on Earth, boasting an average surface temperature of 10,000°F. Discover Mercury, the closest planet, with extreme temperatures and a brief 88-day orbit, and Venus, characterized by its dense CO2 atmosphere. Learn about Earth, the only life-sustaining planet, and Mars, known for its red soil. Jupiter, Saturn, Uranus, and Neptune, giants of the Solar System, complete this celestial journey.
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Planets By Joey Daniels
Sun (Sol) The Sun is the star that dominates the Solar System and supports/maintains all life on Earth. Age: About 4.5 billion yearsSurface Area: 2,347,000,000,000 sq. milesComposition: Mostly hydrogen and heliumLength of Day: 25.38 Earth DaysSurface Temperature: About 10,000 degrees F
Mercury The closest planet to the sun. Mercury has the shortest orbit of 88 days Average Distance from the Sun: 36 million milesAtmosphere: Carbon dioxide, nitrogen, and argonSurface temperature: -279/801 degrees F (min/max)Length of Day: 58.646 Earth DaysOrigin of Name: Named after the messenger of the Roman gods
Venus The second closest planet to the sun, Venus is also called the “Morning Star” and the “Evening Star” Average Distance from the Sun: 67,237,910 milesAtmosphere: Carbon dioxide, nitrogenSurface Temperature: 864 degrees F (average)Length of Day: 117 Earth DaysOrigin name: Named after the Roman goddess of love and beauty
Earth Third planet from the sun. The only planet known to harbor life. Average Distance from the Sun: 92,955,820 milesAtmosphere: Nitrogen, OxygenSurface Temperature: -126/136 F (min/max)Length of Day: 24 HoursOrigin of Name: Erda, the Anglo-Saxon word for “soil”. The only planet not named after Greek or Roman mythology figures.
Mars Mars is sometimes called the “Red Planet” for it’s red, iron-oxide rich soil. Average Distance from the Sun: 141,633,260 milesAtmosphere: Carbon Dioxide, Nitrogen, ArgonSurface Temperature: -125/23 degrees F (min/max)Length of Day: 1.026 Earth DaysOrigin of Name: Named after the Roman God of War
Jupiter Jupiter is the largest planet in the Solar System Average Distance from the Sun: 483,682,810 milesAtmosphere: Hydrogen, HeliumSurface Temperature: -162 degrees F (Average)Length of Day: 0.41354 Earth DaysOrigin of Name: Named after the ruler of the Roman gods.
Saturn Galileo was the first person to observe Saturn, the ringed planet Average Distance from the Sun: 884,904,700 milesAtmosphere: Hydrogen, HeliumSurface Temperature: -218 degrees F (Average)Length of Day: 0.44401 Earth DaysOrigin of Name: Named after the Roman god of Agriculture
Uranus It takes Uranus 84 Earth Years to make a single orbit. Average Distance from the Sun: 1,783,939,400 milesAtmosphere: Hydrogen, Helium, MethaneSurface Temperature: -323 degrees F (Average)Length of Day: 0.7196 Earth DaysOrigin of Name: Named of the Roman god who was the father of the Titans.
Neptune Neptune is thought to be the windiest planet in the Solar System Average Distance from the Sun: 2,795,084,800 miles Atmosphere: Hydrogen, Helium, MethaneSurface Temperature: -300 degrees F (Average)Length of Day: 0.67125 Earth DaysOrigin of Name: Named after the Roman god of the sea