SmallWhale

Hippocamp (moon)

Imagine a tiny moon hiding near a giant planet, like a secret pebble in a huge sandbox!

Images

Hippocamp (moon)

Hippocamp (moon)

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Tiny Neptune Moon Spotted by Hubble May Have Broken from Larger Moon
File:Tiny Neptune Moon Spotted by Hubble May Have Broken from Larger Moon.png
Neptune and its smallest moon Hippocamp (artist’s impression)
File:Neptune and its smallest moon Hippocamp (artist’s impression) (40200888893).jpg
Hubble data showing Neptune's inner moons ESA19258060
Neptune's Mini-moon (Illustration)
Neptune and its smallest moon Hippocamp (artist’s impression)
Neptune and its smallest moon Hippocamp (artist’s impression)
Neptune's Mini-moon (Illustration) (48451437276)

Key Facts

Type of Celestial Body
Moon
Parent Planet
Neptune
Approximate Diameter
About 35 kilometers (22 miles) wide, smaller than the state of Rhode Island.
Discovery Year
2013
Orbit Time Around Neptune
About 23 Earth hours

Meet the Tiny Moon!

Hippocamp is a super small moon that zips around Neptune, one of the biggest planets in our solar system. It's so tiny, it's like a little speck of dust compared to Neptune! It's not a planet or a star, but a moon, which means it's a natural satellite that orbits a planet. Think of it like a tiny ladybug flying around a giant beach ball.

A Speedy Little Traveler

Hippocamp is a very fast traveler! It orbits Neptune super quickly, taking only about 23 hours to make one trip around. That's less than one whole Earth day! It's also very, very far away from Neptune, so it has a long journey to make. It's like a race car zooming around a track, but in space!

What's This Moon Made Of?

Scientists think Hippocamp is made of ice and rock, just like many other moons. It's probably a lumpy, bumpy shape because it's so small. It doesn't have any air to breathe or water to swim in. It's a cold, rocky place way out in the dark of space, far from the Sun's warm light.

A Surprise Discovery!

Hippocamp was only found very recently, in 2013! It was so small and dark, it was hard to see. Scientists used powerful telescopes to spot it. It's amazing to think there are still new things to discover in space, even tiny moons hiding in plain sight!

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Based on content from Wikipedia · Licensed under CC BY-SA 4.0