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Objects Encyclopedia Entry 1780272906

** The **Kuiper Belt Object (KBO) 2007 OR10** is a trans-Neptunian object discovered in 2007, providing valuable insights into the formation and evolution of our solar system. ## Overview Located in the outer reaches of the solar system, the **Kuiper Belt** is a region of icy bodies, including dwarf planets, asteroids, and comets. The **Kuiper Belt Object (KBO) 2007 OR10** is one such celestial body, discovered on July 17, 2007, by astronomers using the Palomar Observatory in California. This object is a prime example of the diverse population of small, icy bodies in the Kuiper Belt. The discovery of 2007 OR10 was made possible by the use of advanced astronomical surveys and detection techniques. The object's small size and faint brightness made it difficult to detect, but its unique orbit and motion allowed astronomers to identify it as a KBO. Since its discovery, 2007 OR10 has been the subject of extensive study, providing valuable insights into the composition, size, and orbital characteristics of KBOs. ## History/Background The study of KBOs has a long history, dating back to the discovery of **Pluto** in 1930. Initially thought to be the ninth planet in our solar system, Pluto's small size and unusual orbit led to its reclassification as a dwarf planet in 2006. The discovery of 2007 OR10 was a significant milestone in the study of KBOs, as it provided a new target for astronomers to study the properties of these enigmatic objects. The Palomar Observatory, where 2007 OR10 was discovered, is a world-renowned astronomical facility located in California. The observatory has been used for numerous groundbreaking discoveries, including the detection of dark energy and the observation of distant galaxies. The discovery of 2007 OR10 was made possible by the use of advanced telescopes and detection techniques, highlighting the importance of continued astronomical research and exploration. ## Key Information **Kuiper Belt Object (KBO) 2007 OR10** is a small, icy body with a diameter of approximately 600 kilometers (373 miles). Its surface temperature is estimated to be around -230°C (-382°F), making it one of the coldest objects in the solar system. The object's orbit is highly eccentric, taking it from 28 to 45 astronomical units (AU) from the Sun. One astronomical unit is the average distance between the Earth and the Sun. The composition of 2007 OR10 is thought to be primarily water ice, with possible contributions from other frozen volatiles such as methane and ammonia. The object's surface is likely to be composed of a mixture of ices and darker organic material, which could provide insights into the formation and evolution of the solar system. ## Significance The discovery of **Kuiper Belt Object (KBO) 2007 OR10** has significant implications for our understanding of the solar system. The study of KBOs provides valuable insights into the formation and evolution of our solar system, including the role of giant planets and the distribution of small bodies in the outer reaches of the solar system. The discovery of 2007 OR10 also highlights the importance of continued astronomical research and exploration. The study of KBOs is an active area of research, with scientists using a range of techniques to study the properties of these enigmatic objects. The discovery of 2007 OR10 is a testament to the power of astronomical research and the importance of continued exploration of the solar system. INFOBOX: - **Name:** 2007 OR10 - **Type:** Kuiper Belt Object (KBO) - **Date:** July 17, 2007 - **Location:** Kuiper Belt - **Known For:** Discovery of a new KBO, providing insights into the formation and evolution of the solar system TAGS: **Kuiper Belt Object**, **KBO**, **2007 OR10**, **Palomar Observatory**, **Astronomical Research**, **Solar System**, **Formation and Evolution**, **Kuiper Belt**, **Dwarf Planet**, **Pluto**