Artist’s illustration of a planet within a cluster. Image credit: NASA/JPL-Caltech There’s a classic science fiction story called Nightfall, written by the late-great Isaac Asimov. It’s the tale of a world with six suns that fill the sky with such brightness that the inhabitants have no concept of night. And then one day, a once-in-a-thousand-years … Continue reading "Planets Found in a Cluster of Buzzing Stars"