2020-07-11 ネオワイズ彗星(C/2020 F3 (NEOWISE)) www.google.com https://www.nao.ac.jp/astro/sky/2020/07-topics05.html?fbclid=IwAR3LNHUy67LYQl_iXVOTB0BBRo37b15g3Gh2nKppfDWifXMbN1UFNVFKJAs