Neptune

        Little was known close to Neptune ,which was sight in 1846, until the Voyager 2 encounter in 1989. It has a similar composition to Uranus and is abutting in mass to Uranus. Its buddy-buddy atmosphere made of hydrogen, helium, and rung methane and ammonia, gives it a bluish color. DISCOVERY         On August 25, 1989, the voyager discovered Neptune, completely only subsequently traveling 12 geezerhood at an average pep pill of 19 kilometers a second ( nearly 42 miles an hour). The Voyager 2 find Neptune almost continuously from June to October 1989. This stripping though, gives us just almost solely the info ab off Neptune. BACKGROUND         Astronomers have canvass Neptune since September 23, 1846, when Johann Gottfried Galle, of the Berlin Observatory, and Louis dArrest, an astronomy student, discovered the ordinal major satellite on the basis of mathmatical predictions by Urbain jean Joseph Le Verrier. scarce after Galle and dArrest first saw Neptune, British astonomer William Lassell spotted a moon orbiting the planet and named it Triton (Which is explained in great detail later in the report).         In 1949 astonomer Gerard Kuiper discovered Nereid, the second largest moon of Neptune. Nereid is only about 340 kilometers (210 miles) in diameter and is so remote from Neptune that it requires 360 years to make one orbit.

        In 1981, a star would function idler Neptune so that observers could measure the star dismount and how it changed as it passed through the upper layer of Neptunes atmosphere. entirely the stars light flashed on and off before Neptune passed in front of it. Astronomers reason out that some material orbits Neptune, and was responsible for casual blockage of the stars light. NEPTUNE FACTS AND FIGURES         Neptune is the eighth planet from the sun and the fourth largest by diameter. Neptune is smaller in diameter unless bigger in mass than Uranus. If you deficiency to get a dependable essay, order it on our website: Ordercustompaper.com

If you want to get a full essay, wisit our page: write my paper