Daily Galaxy on MSN4 个月
Decades-Old Mystery Solved as Gliese 229B Is Revealed as a Binary System
The pair orbits a red dwarf star known as Gliese 229, located 19 light-years away from Earth. The discovery also helps ...
The Independent on MSN4 个月
Astronomers solve decades-long mystery of famous brown dwarf
which orbits the red dwarf star Gliese 229 about 18 light-years away from Earth. Since then, scientists have found more than ...