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Objects Encyclopedia Entry 1781827146

** The **Kuiper Belt Object (KBO) 2015 RR245** is a small, icy celestial body located in the outer reaches of the **Solar System**, providing valuable insights into the formation and evolution of our cosmic neighborhood. ## Overview Deep within the vast expanse of the **Solar System**, a mysterious world has been discovered, challenging our understanding of the **Kuiper Belt**, a region of icy bodies and small celestial objects beyond the **Orbit** of **Neptune**. The **Kuiper Belt Object (KBO) 2015 RR245** is one such enigmatic entity, offering a glimpse into the early days of our **Solar System**. This **KBO** is a prime example of the diverse and fascinating worlds that inhabit the outer reaches of our cosmic backyard. Located approximately 3.4 billion miles (5.5 billion kilometers) from the **Sun**, **2015 RR245** is a small, icy body with a diameter of approximately 340 miles (540 kilometers). Its discovery in 2015 marked a significant milestone in the exploration of the **Kuiper Belt**, a region thought to be a remnant of the **Solar System's** formation. The **KBO** is believed to be a member of the **Plutino** population, a group of objects that share a 3:2 **Orbital Resonance** with **Neptune**. ## History/Background The discovery of **2015 RR245** is attributed to the **Pan-STARRS** (Panoramic Survey Telescope and Rapid Response System) survey, a wide-field telescope designed to detect and track near-Earth objects. On September 16, 2015, the **Pan-STARRS** telescope captured an image of the **KBO**, which was subsequently confirmed as a new member of the **Kuiper Belt**. The discovery sparked excitement among astronomers, as it provided a unique opportunity to study a previously unknown world. ## Key Information **2015 RR245** is a fascinating object that has garnered significant attention from astronomers. Some of its notable features include: * **Orbital Period**: The **KBO** takes approximately 1,100 Earth years to complete one orbit around the **Sun**. * **Composition**: **2015 RR245** is thought to be composed primarily of water ice, with a possible presence of darker organic material. * **Size**: The **KBO** has a diameter of approximately 340 miles (540 kilometers), making it one of the larger objects in the **Kuiper Belt**. * **Surface Features**: **2015 RR245** is believed to have a surface characterized by a mixture of bright and dark regions, possibly indicating the presence of water ice and darker organic material. ## Significance The discovery of **2015 RR245** has significant implications for our understanding of the **Solar System**. As a member of the **Plutino** population, this **KBO** provides valuable insights into the formation and evolution of the **Kuiper Belt**. The study of **2015 RR245** and other **Kuiper Belt Objects** has helped astronomers better understand the early days of our **Solar System**, including the formation of the **Kuiper Belt** and the role of **Neptune** in shaping the outer reaches of the **Solar System**. INFOBOX: - **Name**: 2015 RR245 - **Type**: Kuiper Belt Object (KBO) - **Date**: September 16, 2015 (discovery) - **Location**: Outer reaches of the Solar System (beyond Neptune's Orbit) - **Known For**: Discovery of a new KBO and insights into the formation and evolution of the Solar System TAGS: **Kuiper Belt Object**, **KBO**, **Solar System**, **Neptune**, **Orbital Resonance**, **Plutino**, **Pan-STARRS**, **Astronomy**, **Space Exploration**