By CARL ZIMMER
As a boy growing up in Denmark, Eske Willerslev could not wait to leave Gentofte, his suburban hometown. As soon as he was old enough, he would strike out for the Arctic wilderness.
By Jareen Imam, CNN
Scientists believe there may be thousands of worlds like 2007 OR10 in our solar system.
Astronomers believe a distant dwarf planet is much larger than initially thought
World 2007 OR10 may give scientists new clues about the early history of our solar system
A majority of dwarf planets lie tucked away in the depths of our solar system.
It didn’t find little green men, but the Kepler space telescope has discovered 1,284 new planets outside our solar system — more than doubling the total number, NASA announced Tuesday.