Foi descoberto o décimo planeta do sistema solar!
Maior e mais longe que Plutão.
Leiam no link abaixo. Curto a parte em que dizem "As I said, it's not a place you'd want to go for a summer vacation. Now, in 280 years, it'll be a lot closer, but it still won't be much of a vacation spot then, either."

http://www.spaceflightnow.com/news/n0507/29planet/