A Friend For Pluto: Astronomers Find New Dwarf Planet In Our Solar System
The object known for now as 2014 QZ224 is only about 330 miles across and takes 1,100 years to orbit the sun. But one of the most interesting things about it is the way researchers found it.
Đọc thêm tại NPR
at October 11, 2016 at 03:55PM
Health & Science
Thứ Ba, 11 tháng 10, 2016
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