Orbital decay in an accreting and eclipsing 13.7 minute orbital period binary with a luminous donor

Kevin B. Burdge, Kareem El-Badry, Saul Rappaport +24

We report the discovery of ZTF J0127+5258, a compact mass-transferring binary with an orbital period of 13.7 minutes. The system contains a white dwarf accretor, which likely origi…