ZTF J0139+5245 (also known as J0139 and ZTF J013906.17+524536.89) is a white dwarf star approximately 564 light-years (172.9 pc) from Earth in the constellation of Perseus. It is the second white dwarf, after WD 1145+017, to be observed with transits indicative of orbiting planetary material.
ZTF J0139+5245 (also known as J0139 and ZTF J013906.17+524536.89) is a white dwarf star approximately 564 light-years (172.9 pc) from Earth in the constellation of Perseus. It is the second white dwarf, after WD 1145+017, to be observed with transits indicative of orbiting planetary material.
Source: Wikipedia "ZTF J0139+5245" · CC BY-SA 4.0
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