Neptune
Neptune is the eighth and farthest planet from the Sun in
the Solar System. It is the fourth-largest planet by diameter and the
third-largest by mass. Among the gaseous planets in the Solar System, Neptune
is the most dense Neptune was discovered by the German astronomer Johann Galle.
• Distance from Sun 4496, 6 million kms.
• Revolution period 165 years (largest year)
• Rotation period 18 hours.
• Neptune has 13 moons that we know of. The largest moon is Triton.
• It is the coldest planet.
• It is the slowest to move around the sun.
• Its diameter is 49,100 kms.
• It is known as the twin of Uranus due to their similarity of size,
mass and
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