Hubble Finds Tenth Planet is Slightly Larger than Pluto Artist Concept
This is an artist concept of Kuiper Belt object 2003 UB313 nicknamed Xena and its satellite Gabrielle. Xena is the large object at the bottom of this artist concept.
This is an artist concept of Kuiper Belt object 2003 UB313 nicknamed Xena and its satellite Gabrielle. Xena is the large object at the bottom of this artist concept.