2015年6月11日 星期四

Telling Pluto’s Story, One Fragment at a Time

Mark Showalter explains how determining basic information about Pluto's small moons—Kerberos and Styx—is more complicated than initially thought.

from Planetary Society Blog http://ift.tt/1Qs6kNA
via IFTTT

沒有留言:

張貼留言