Share this on WhatsApp What’s invisible, weighs 20 million suns and zooms through space at more than 1,500 kilometers per second, leaving a long starry trail in its wake? If you guessed “a supermassive black hole that has escaped its host galaxy,” you’re probably right. At least that’s the conclusion of an international team of … Continue reading Astronomers Spy a Giant Runaway Black Hole’s Starry Wake