When a black hole devours a star, it spews planet-size "spitballs" of regurgitated gas tumbling through the galaxy -- and some of these globs can come within a few hundred light-years of Earth, new research shows.
When a black hole devours a star, it spews planet-size "spitballs" of regurgitated gas tumbling through the galaxy -- and some of these globs can come within a few hundred light-years of Earth, new research shows.