Artist's Concept of Kuiper Belt Object 2003 UB313 (Annotated)

This is an artist's concept of Kuiper Belt object 2003 UB313 (nicknamed Xena) and its satellite Gabrielle. NASA/ESA Hubble Space Telescope observed Xena with the Advanced Camera for Surveys on Dec. 9 and 10, 2005. The Hubble measurements of Xena yielded a diameter of 1,490 miles with an uncertainty of 60 miles (about 2400 kilometres with an uncertainty of 100 kilometres). Pluto's diameter is only 1,422 miles (or 2,288 kilometres).

Credit:

NASA, ESA, and A. Schaller (for STScI)

About the Image

NASA press release
NASA caption
Id:opo0616c
Type:Artwork
Release date:11 April 2006, 19:00
Size:3000 x 2250 px

About the Object

Name:2003 UB313, Dysnomia, Eris
Type:• Solar System : Planet : Satellite
• Solar System : Interplanetary Body : Dwarf planet
• X - Solar System Images/Videos


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