https://science.nasa.gov/missions/hubble/hubble-examines-an-active-galaxy-near-the-lions-heart/
NASAハブル宇宙望遠鏡が「Messier 105」と呼ばれる楕円銀河を観測し、2億太陽以上の質量を持つ超巨大ブラックホールの周りを高速で周回する星を発見。 #NASA #ハブル宇宙望遠鏡 #Messier105
Hubble Examines an Active Galaxy Near the Lion’s Heart - NASA Science
It might appear featureless and unexciting at first glance, but NASA/ESA Hubble Space Telescope observations of this elliptical galaxy — known as Messier 105 — show that the stars near the galaxy’s center are moving very rapidly. Astronomers have concluded that these stars are zooming around a supermassive black hole with an estimated mass of […]

