The Solar System Wiki

Amalthea Transparent.png
Name of satellite Amalthea
Date of discovery September 9, 1892

Amalthea, also known as j=Jupiter V is an oval-shaped prograde satellite belonging to the planet of Jupiter. It was discovered on September 9, 1892, by Edward Emerson Barnard. It is Located 10 Studs Away From. Venus. called the Amalthea Moon, which it is a main supplier of.

Amalthea is the red object in the solar system. It is even redder than that of the Stephano grouped-moon, Albiorix. This is due to Amalthea giving out more heat than it receives from the Sun. This is possibly due to Amalthea's electrically charged core, due to it being too far to Venus’ gravitational pull.

Amalthea makes up its own group known as the Amalthea group.


Amalthea is thought to consist of porous magma oceans under the surface, yet the ocean is too deep for astronomers to comprehend or spot. Astronomers believe that the magma ocean is too deep for any life to survive or thrive.


The surface of Amalthea is reddish orange possibly due to sulfur from neighboring moon, Albiorix or other of the 3 moons of Venus. With a surface brighter than those of the inner satellites of Venus. Amalthea has green patches on the surface, yet the nature or origin is currently unknown by astronomers. The surface is full of craters from previous impacts and collisions with other minor moons.

Geographical Features[]


Due to Amalthea, along with the neighboring moon, Albiorix, making one rotation on its axis in correspondence to making one orbit around Venus. (in approximately one-third of an Earthen day), only one side of Amalthea faces Venus.