For many years rumours of a tenth planet in our solar system have been the stuff of tabloids and science-fiction writers. In 2003 a new planetoid was discovered beyond the orbit of Pluto. Officially named 2003 UB313 this small chunk of rock and ice is about 30% more massive than Pluto.
Now that it [...]
UB313 - Planet ‘X’?
March 23rd, 2006 · 1 Comment
Tags: Astronomy