SpaceAstrophile: Clingy planet makes stellar parent flip In a super-fast solar cycle, the star Tau Boo swaps its magnetic poles at least every two years, and a big, gassy offspring may be to blame News
SpaceAstrophile: A handy guide to planetary parking spots Up to two-thirds of planetary systems may have empty orbits where a world could sit happily, according to recent data from the Kepler space telescope News