The discovery of exoplanets in binary and triple-star systems raises the prospect that the galaxy houses many more such objects than was previously thought.
On his current star pupil: Harmon was at Augusta the recent Sunday when Mickelson's triple bogey on the fourth hole at the Masters cost him a realistic shot at his fourth green jacket.
Imagine a baseball team with a veteran All-Star first baseman and a hot 22-year-old who has been tearing it up in Triple-A. They want to get their young prospect some playing time, but don't believe he'll really benefit much from another season facing Triple-A pitching.