2014-11-08 522,000_light_years <div class="hatena-bookmark-detail-info"><a href="http://sankei.jp.msn.com/science/news/130113/scn13011314410001-n1.htm">http://sankei.jp.msn.com/science/news/130113/scn13011314410001-n1.htm</a><a href="http://b.hatena.ne.jp/entry/http%3A%2F%2Fsankei.jp.msn.com%2Fscience%2Fnews%2F130113%2Fscn13011314410001-n1.htm">はてなブックマーク- http://sankei.jp.msn.com/science/news/130113/scn13011314410001-n1.htm</a></div>*1 長い方の横幅は５２万２０００光年と判明、地球がある天の川銀河（銀河系）の５倍。 IC 4970 - エキサイト 画像検索 *1:http://sankei.jp.msn.com/science/news/130113/scn13011314410001-n1.htm
