Neptune: The Last Planet

Neptune Bio/Facts

Diameter: 49,248 km

Relative Mass (Earth = 1): 17.1

Density (kg/m3): 1760

Distance from Sun (AU): 30.04

Length of Day: 16.1 hours

Length of Year: 59,800 days-163 years!

Mean Temp: -328 ⁰F

Atmosphere

• How is it similar to previous gas giants?

Winds

Neptune’s winds can reach 1,500 miles per hour! (remember hurricanes reach 200 mph at most!)

• What does this look like?

Triton (Moon)What are these images signs of? (Dark smudges and craters)

Neptune’s Biggest Moon Triton

How is Triton’s orbit (in red) differ from orbits of other moons and rings (gray)?

Video Refuel

• http://www.youtube.com/watch?v=YniTXrqekCE

• http://www.youtube.com/watch?v=189D-6H2HM0