Amalthea / æməlˈθiːə / is a moon of Jupiter. It has the third-closest orbit around Jupiter among known moons and was the fifth moon of Jupiter to be discovered, so it is also known as Jupiter V. It is also the fifth-largest moon of Jupiter, after the four Galilean moons.

May 16, 2022 · Learn about Jupiter’s weird inner moon Amalthea. It was not only the fifth Jovian satellite to be discovered, but it’s also the fifth-largest.

Nov 4, 2024 · Amalthea is the reddest object in the solar system and it appears to give out more heat than it receives from the sun. This may be because, as it orbits within Jupiter's powerful magnetic field, electric currents are included in the moon's core. Alternatively, the heat could be from tidal stresses.

Amalthea, small, potato-shaped moon of the planet Jupiter and the only Jovian satellite other than the four discovered by Galileo in 1610 to have been found by direct visual observation (as opposed to photography or electronic imaging) from Earth.

Amalthea is the third closest moon to Jupiter. It was found on September 9, 1892, by Edward Emerson Barnard and named after Amalthea, a nymph in Greek mythology. [8] It is also known as Jupiter V. On Amalthea, Jupiter would be an amazing sight in its sky, looking 92 times bigger than the Full Moon. Amalthea is the biggest of the closer moons of ...

May 16, 2024 · Amalthea: None More Red. The moon is also the reddest object in the solar system, and no doubt undergoes some serious tidal flexing thanks to the enormous gravitational field of nearby Jove ...

May 13, 2024 · Amalthea circles Jupiter inside Io’s orbit, which is the innermost of the planet’s four largest moons, taking 0.498 Earth days to complete one orbit. Amalthea is the reddest object in the solar system, and observations indicate it gives out more heat than it receives from the Sun.

May 31, 2005 · Amalthea is Jupiter's fifth largest moon. It orbits about 181,000 kilometers (112,468 miles) from Jupiter, considerably closer than the Moon orbits Earth. It measures about 168 miles in length and half that in width. Galileo passed within …

May 15, 2024 · Jupiter's fifth moon to be discovered, and the fifth-largest of the planet's 95 known moons, is Amalthea. It was found in 1892 by Edward Emerson Barnard, an American astronomer who was an...

Nov 11, 2024 · Juno also snapped pictures of Jupiter's potato-shaped inner moon, named Amalthea. With a radius of only 52 miles (84 kilometers), Amalthea is significantly smaller than Earth 's moon....