USS Titania (AKA-13) USS Titania (AKA-13) USS "Titania" (AK-55/AKA-13) was an named after Titania, one of the moons of the planet Uranus. She served as a commissioned ship for 13 years, beginning in 1942. "Titania" was laid down as "Harry Culbreath" under Maritime Commission contract (MC hull 132) on 25 October 1941 at Kearny, N.J., by the Federal Shipbuilding and Drydock Co.; renamed "Titania" and designated AK-55 on 16 February 1942; launched on 28 February 1942; sponsored by Mrs. Bennett Champ Clark; acquired by the United States Navy on 27 March 1942; and commissioned on 27 May 1942, Lieutenant Commander Dale E. Collins
Formation and evolution of the Solar System Formation and evolution of the Solar System The formation and evolution of the Solar System began 4.6 billion years ago with the gravitational collapse of a small part of a giant molecular cloud. Most of the collapsing mass collected in the center, forming the Sun, while the rest flattened into a protoplanetary disk out of which the planets, moons, asteroids, and other small Solar System bodies formed. This model, known as the nebular hypothesis was first developed in the 18th century by Emanuel Swedenborg, Immanuel Kant, and Pierre-Simon Laplace. Its subsequent development has interwoven a variety of scientific disciplines including