Astronomers have discovered an ultra-massive white dwarf with a unique carbon-hydrogen mixed atmosphere. Named WD J055134.612+413531.09 (WD J0551+4135 for short), this star is located approximately 150 light-years away. It has a mass of 1.14 solar masses and â¦ [+4803 chars]Source
Welcome! Log into your account
Recover your password
A password will be e-mailed to you.