re: Planet Definition Mess Possibly Corrected In 3 Years
By: How do they know it's not 'round'.... I meant how do they know that Sedna itself is not physically round (not the orbit).
Space/Science » in reply to re: Planet Definition Mess Possibly Corrected In 3 Years
By: How do they know it's not 'round'.... I meant how do they know that Sedna itself is not physically round (not the orbit).