Daily Galaxy on MSN5mon
Decades-Old Mystery Solved as Gliese 229B Is Revealed as a Binary System
For decades, however, scientists noticed something odd about Gliese 229B—it appeared dimmer than expected for its mass, which ...
Space on MSN5mon
These 'failed stars' orbit so closely it took 29 years to tell they were a pair
A well-studied cosmic object has stunned astronomers. The "failed star" Gliese 229B has been revealed to be two so-called ...