Astronomy Picture of the Day . ... Bright Stars, Dim Galaxy . ... These two clusters of bright, newly formed stars surrounded by a glowing nebula lie 10 million light-years away in the dim, irregular galaxy cataloged as NGC 2366. ... M87 s Energetic Jet . ... Halloween and the Ghost Head Nebula . ... Spinning Black Holes and MCG 6 30 15 . ... If so, this would be the first observational indication that it is possible to make a black hole act like a battery -- and tap into its rotational energy. ...