Thursday, May 08, 2008

Planets


Mercury
Age: 4.5 Billion years
Orbit: 88 days
Rotation: 58.6 days
Surface temperatures: −180 to 430°C
Equatorial Circumference: 15,329.1 km


Venus
Age: 4.5 Billion years
Orbit: 224.7 days
Rotation: 243 days
Surface temperatures: -45° C to 464° C
Equatorial Circumference: 38,025 km


Earth
Age: 4.5 Billion years
Orbit: 365 days
Rotation: 1 day
Surface temperatures: -88.3 °C to 57.7 °C
Equatorial Circumference: 40,075 km


Mars

Age: 4.5 Billion years
Orbit: 687 days
Rotation: 24 hours, 39 minutes, and 35.244 seconds
Surface temperatures: −87 °C to -5°C
Equatorial Circumference: 21,343 km


Jupiter
Age: 4.5 Billion years
Orbit: 11.86 years (4333 days)
Rotation: 9 hours 56 minutes
Temperatures: −130 °C to 30°C
Equatorial Circumference: 449,197 km



Saturn
Age: 4.5 Billion years
Orbit: 29.5 years (10759 days)
Rotation: 10 hours 39 minutes to 45 minutes
Temperatures: −184 °C Average
Equatorial Circumference: 236,672 km


Uranus
Age: 4.5 Billion years
Orbit: 84.01 Years (30,685.4 days)
Rotation: 17.23 Hours
Temperatures: −224 °C to -216.15 °C
Equatorial Circumference: 160,592 km


Neptune
Age: 4.5 Billion years
Orbit: 164.79 Years (60,190 days)
Rotation: 16 hours 6 minutes 36 seconds
Temperatures: -223 °C to 480 °C
Equatorial Circumference: 155,597 km

1 comment:

BeckyLugano said...

With fond remembrance:

Pluto
Diameter: 1,430 miles (2,301 kilometers)
Time to rotate: 6 days, 9 hours
Orbit: 248 Earth years