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Objects Encyclopedia Entry 1775649064

16 Psyche is a metal-rich asteroid located in the Main Belt between Mars and Jupiter, believed to be the remains of a planetary core. This asteroid is of significant interest to scientists and space agencies due to its potential to provide insights into the formation and evolution of the solar system. ## Overview 16 Psyche is a small, irregularly shaped asteroid approximately 130 miles (210 kilometers) in diameter. It is one of the largest metal-rich asteroids in the Main Belt, with a composition primarily consisting of iron and nickel. The asteroid's surface is thought to be composed of a mixture of metal and silicate rocks, with a possible presence of water ice. 16 Psyche is a fascinating target for scientists due to its unique composition and potential to provide insights into the formation and evolution of the solar system. The asteroid was discovered in 1852 by Annibale de Gasparis, an Italian astronomer. Initially, it was thought to be a small, rocky asteroid, but subsequent observations revealed its metal-rich composition. 16 Psyche has been the subject of extensive study, with scientists using a variety of techniques, including spectroscopy and radar imaging, to learn more about its composition and structure. ## History/Background The discovery of 16 Psyche in 1852 marked the beginning of a long history of study and observation. Initially, the asteroid was thought to be a small, rocky body, but as more data became available, scientists began to realize its true nature. In the early 20th century, astronomers began to suspect that 16 Psyche was a metal-rich asteroid, but it wasn't until the 1990s that this was confirmed through spectroscopic observations. In 2017, NASA selected 16 Psyche as the target for its next Deep Space Mission, with a planned launch in the mid-2020s. The mission aims to study the asteroid in detail, using a combination of instruments to learn more about its composition, structure, and potential resources. ## Key Information * **Composition:** 16 Psyche is primarily composed of iron and nickel, with a possible presence of water ice. * **Size:** The asteroid is approximately 130 miles (210 kilometers) in diameter. * **Orbit:** 16 Psyche orbits the Sun at a distance of approximately 2.9 astronomical units (AU). * **Rotation:** The asteroid's rotation period is approximately 4.26 hours. * **Surface:** The surface of 16 Psyche is thought to be composed of a mixture of metal and silicate rocks. ## Significance The study of 16 Psyche has significant implications for our understanding of the solar system. The asteroid's metal-rich composition suggests that it may be the remains of a planetary core, providing insights into the formation and evolution of the solar system. The potential resources available on 16 Psyche, including iron and nickel, make it an attractive target for future space missions. INFOBOX: - **Name:** 16 Psyche - **Type:** Asteroid - **Date:** 2017 - **Location:** Main Belt - **Known For:** Potential metal-rich asteroid TAGS: asteroids, metal-rich asteroids, Main Belt, planetary cores, space exploration, NASA, Deep Space Mission, solar system, planetary science.