Science Quote Tests | Published May 11, 2016 7:17 PM Science SHARE MORE TO READ RELATED ‘Rogue black holes’ might be neither ‘rogue’ nor ‘black holes’ Millions of invisible black holes float freely around our galaxy. Now astronomers think they can spot them. READ NOW RELATED The mites that breed on our faces are getting clingier by the day The good news: They have butts. The bad news: They’re losing genes. RELATED Look up at the sky to see a parade of perfectly aligned planets Mercury, Venus, Mars, Jupiter, and Saturn, in the order the universe intended.