Structure and Behavior ofNEPTUNE

http://planetfacts.org/planet-neptune-facts/

Neptune is the 8th planet from the sun in our solar system.

http://universe-beauty.com/ger/galerie/suche/(keyword)/solar+system

Neptune is the 4th largest planet in our Solar System

http://www.bing.com/images/search?q=neptune+in+the+solar+system&view=detail&id=2780D65F73A29811DABE4C7EFEF75164DAC35599&first=241&FORM=IDFRIR

• Neptune’s diameter = 30,775 miles (49,528 km) • 3.88 times the diameter of the Earth.

http://www.enchantedlearning.com/subjects/astronomy/planets/neptune/

Neptune's blue color is caused by the methane (CH4) in its atmosphere; this molecule absorbs red light.

http://solarsystem.nasa.gov/planets/profile.cfm?Object=Neptune

• Neptune day = 16 hours and 6.7 minutes.

• Neptune orbits the Sun every 165 years ( = 1 Neptune Year) This is about 60,190 Earth days.

• The mean distance between the sun and Neptune is 4.5 Billion kilometers.

• Neptune was discovered on September 23, 1846 by Johann Gottfried Galle, of the Berlin Observatory, and Louis d'Arrest, an astronomy student.

http://www.planet-kerry.de/news/us-version/space/neptune.htm

INTERIOR

http://www.wingmakers.co.nz/universe/solar_system/Neptune.html

Great Dark Spot

• Neptune has several large, dark spots similar to Jupiter's Great Red Spot.

• The largest spot is named the Great Dark Spot and is about the size of the earth.

The Great Dark Spot (also known as GDS-89[1]).

http://www.enchantedlearning.com/subjects/astronomy/planets/neptune/atmosphere.shtml

Neptune has five rings: Galle, Le Verrier, Lassell, Arago, and Adams.The rings are composed of at least 20% dust with some of the rings containing as much as 70% dust; the rest of the material comprising the rings is small rocks.

http://white-tigress-12158.deviantart.com/art/Neptune-with-Rings-176579207

Neptune's Moons

• Neptune has a total of 13 moons. • Among the 13, Triton is the largest.• Triton which was discovered just 17 days

after Neptune was found. • After 100 years later to find the second

moon, Nereid.

Triton

http://simple.wikipedia.org/wiki/List_of_Neptune%27s_moons

1. The planet is named after the Roman God of Sea, Neptune.

2. Neptune is categorized as “ICE GIANT” like Uranus. The interior is primarily composed of ice & rock.

3. Neptune is one of the coldest planets because of it’s distance from the sun.

4. Only the spacecraft Voyager 2 has ever visited Neptune – it flew by the planet in August 25, 1989.

REFERENCES URL:

Voyager Neptune Science Summary (Dec 20, 1989)Courtesy: NASA/JPLBy: Calvin J. Hamilton

http://www.solarviews.com/eng/vgrnep.htm

NASA National Aeronautics and Space AdministrationSolar System Exploration

http://solarsystem.nasa.gov/planets/profile.cfm?Object=Neptune

Wikipedia http://simple.wikipedia.org/wiki/List_of_Neptune%27s_moons

Planets of the Solar System http://www.planetsofthesolarsystem.net/neptune.html

Planet Facts http://planetfacts.org/planet-neptune-facts/

Wingmaker.co.nz http://www.wingmakers.co.nz/universe/solar_system/Neptune.html

Enchanted Learning http://www.enchantedlearning.com/subjects/astronomy/planets/neptune/