Objects Encyclopedia Entry 1782967385
Space & Astronomy

Objects Encyclopedia Entry 1782967385

Captain Cosmos
Space & Astronomy Editor
0 views 2 min read Jul 2, 2026

Overview

Kuiper Belt Object (KBO) 2007 OR10, also known as 2007 OR10, is a small, icy celestial body that orbits the Sun in the outer reaches of the Solar System. It is one of the many Kuiper Belt Objects (KBOs), a region of icy bodies and other small celestial objects beyond the orbit of Neptune. 2007 OR10 was discovered on July 17, 2007, by astronomers using the Palomar Observatory in California. This KBO is of great interest to astronomers due to its unique composition and orbital characteristics.

History/Background

The Kuiper Belt is a region of the Solar System that contains a large number of small, icy celestial bodies. It is thought to be a reservoir of small bodies that were left over from the formation of the Solar System. 2007 OR10 is one of the many KBOs that have been discovered in recent years, thanks to advances in telescope technology and surveying techniques. The discovery of 2007 OR10 was announced on July 17, 2007, by astronomers using the Palomar Observatory. Since its discovery, 2007 OR10 has been the subject of numerous studies, including observations of its size, shape, and composition.

Key Information

2007 OR10 is a small, icy celestial body with a diameter of approximately 615 kilometers (382 miles). It orbits the Sun at a distance of about 45 astronomical units (AU), which is much farther away than the orbit of Neptune. 2007 OR10 has a highly eccentric orbit, which takes it as close as 28 AU to the Sun and as far as 62 AU from the Sun. This KBO is thought to be composed primarily of water ice, with a possible presence of darker organic material. 2007 OR10 has a surface temperature of around -230°C (-382°F), making it one of the coldest objects in the Solar System.

Significance

The discovery of 2007 OR10 has provided valuable insights into the composition and evolution of the Solar System. The study of KBOs like 2007 OR10 has helped scientists to better understand the formation and early history of the Solar System. 2007 OR10 is also of interest due to its potential for hosting a subsurface ocean, which could support life. The study of 2007 OR10 and other KBOs has also led to the development of new technologies and techniques for studying small celestial bodies.