Scientists Found an Ancient White Dwarf, J0207, with Multiple Dust Rings
The Backyard Worlds: Planet 9 project observed rings of debris and dust around an Earth-sized white dwarf star, called J0207. LSPM J0207+3331, which is usually known as the J0207, is the oldest and coldest white dwarf star known to humanity. Recently, research led by NASA showed multiple rings of dust around this white dwarf and…