Moons of Mars. The two moons of Mars are Phobos and Deimos. Both moons were discovered in 1877 by Asaph Hall and are named after the characters Phobos (panic/fear) and Deimos (terror/dread) who, in Greek mythology, accompanied their father Ares, god of war, into battle. Ares was known as Mars to the Romans.
A triangular prism is a prism composed of two triangular bases and three rectangular sides. It is a pentahedron. It is implemented in the Wolfram Language as PolyhedronData[TriangularPrism]. The triangular prism has nine distinct nets, as illustrated above.
Hexagonal Prism. A prism is a solid in which two congruent and parallel polygons from the top and the bottom faces. The lateral faces are parallelograms. There are many types of Prism, and they are named after the shape of their base. A prism having hexagonal base faces is called a hexagonal prism.