The trident is the symbol for Neptune, the god of the sea who carries a three-pronged fork. Symbols for the planets and zodiac constellations were developed for use in astrology and astronomy.Continue Reading
The five visible planets in ancient times were named after Babylonian gods.The Greeks in turn named them after their gods, and the Romans translated the names to correspond with the Roman deities, which are the names we are familiar with today. The three outer planets were named in modern times following the same tradition.
Heinrich D’Arrest and Johann Balle discovered the planet in 1945, and the name Neptune, which had previously been a name considered for Uranus, was given to the newly discovered planet. According to Roman mythology, Neptune was Jupiter’s brother and Saturn’s son.Learn more about Symbolism
Space.com indicates that Neptune's diameter of 15,299 miles is fourth longest among the planets. At 102 trillion trillion kilograms, Neptune has the third-highest mass of the eight planets in the solar system. However, it was one of the last planets discovered because it is the farthest from the sun.Full Answer >
The average temperature on Neptune is -373 degrees Fahrenheit. Neptune is, on average, 2.8 billion miles from the sun, making it the eighth planet from the sun, which is one reason this planet is so cold.Full Answer >
Neptune is a giant planet comprised largely of helium and hydrogen gases. It is the furthest of the eight planets from the sun, and it takes about 165 Earth years for Neptune to complete a full orbit. Neptune is also known for its six rings and 14 moons.Full Answer >
A person who weighs 100 pounds on Earth would weigh 112 pounds on Neptune. This is because Neptune’s surface gravity is 1.12 times greater than the Earth’s gravity. Neptune is one of the four gas giants in the solar system.Full Answer >