What is Hippocamp moon made of?
Scientists think Hippocamp is likely a chipped-off piece of the larger moon that resulted from a collision with a comet billions of years ago.
What is smaller than a moon?
Pluto is not very big. It is only half as wide as the United States. Pluto is smaller than Earth's moon. This dwarf planet takes 248 Earth years to go around the sun.
How small is Styx moon?
The moon is estimated to be 6 to 15 miles (10 to 24 kilometers) across. It is in a 58,000 mile (93,000 kilometer) diameter circular orbit around Pluto that is assumed to be on the same plane with the other satellites in the system.
What is Neptune’s smallest moon called?
Hippocamp Hippocamp is the smallest known moon of Neptune, with a diameter estimated at 34.8 km (21.6 mi). It is about 1,000 times less massive and 4,000 times less voluminous than its hypothesized progenitor, Proteus.
What planet is Uranus?
Uranus is the seventh planet from the Sun, and has the third-largest diameter in our solar system. It was the first planet found with the aid of a telescope, Uranus was discovered in 1781 by astronomer William Herschel, although he originally thought it was either a comet or a star.
What is Pluto’s smallest moon?
Kerberos Hydra was discovered in June, 2005 by Hal Weaver and a large team of astronomers using the Hubble Space Telescope. Pluto's tiny moon Kerberos appears to be smaller than scientists expected and has a highly-reflective surface.
How small can a moon be?
Known moons in our solar system range in size from Jupiter's giant satellite Ganymede (larger than the planet Mercury at 5,268 km or 3,273 miles across) down to small bodies less than 10km (6 miles) across.
When was Pluto Not a planet?
2006 Pop Culture. When Pluto was reclassified in 2006 from a planet to a dwarf planet, there was widespread outrage on behalf of the demoted planet.