［Flash in the Pan 平鍋の中のフラッシュ］ Stephen Smith November 6, 2015Picture of the Day Imagined galactic ejection. 想像された銀河の噴出。 ――――――――― Nov 6, 2015 ブラックホール物理学のニュース、再び。 NASAの核分光望遠鏡アレイ（Nustar）は…

［No Dynamo Hum ノー ダイナモ･ハム（羽音）］ Stephen Smith November 9, 2015Picture of the Day Three views of an escaping atmosphere, obtained by MAVEN’s Imaging Ultraviolet Spectrograph. MAVENのイメージング紫外分光器が取得した、逃げる大気…

［Space quakes 宇宙地震］ Stephen Smith November 10, 2015Picture of the Day The five THEMIS satellites in the clean room. Each one includes a fluxgate magnetometer, an electrostatic analyzer, a search-coil magnetometer and an electric fiel…

［The Sunflower ひまわり］ Stephen Smith August 14, 2020Picture of the Day “Flocculent galaxy” M63 (NGC 5055). The spiral arms look like the pattern in the center of a sunflower, so it is nicknamed “the Sunflower Galaxy”. 「凝集銀河」M63（…