The big story this past month is not that one of our big stars (Miley Cyrus) is twerking, but that one of our medium-sized stars may someday stop working. I am talking about our sun, but Miley’s prospects for future employment might also be dimming.
This end-of-the-world prediction comes courtesy of astrobiologist Andrew Rushby, a doctoral candidate at the University of East Anglia in Great Britain, where life already ended unofficially for fellow students three weeks ago when the administration began prohibiting drinking Guinness in the college dorms.
Rushby used what he calls “classic models” to help make his futuristic predictions. Here are a few examples of what those models suggested about the timing of the demise of the sun: