2018-01-16 HubbleSite - Out of the ordinary...out of this world. Google Web ハッブル宇宙望遠鏡* Artist's Concept of Giant Black Hole in Center of Ultracompact Galaxy 3000x2250 TIFF, 16 MB News release ID: STScI-2014-41 Release Date: Sep 17, 2014 Image Use: Copyright第一部−1− 宇宙の歴史、第2章 物質の起源、1. 素粒子