There is in fact another planet in this system: PDS 70c, seen at 3 o’clock right next to the inner rim of the disc.

The disc surrounds an exoplanet dubbed PDS 70c, one of two gas giants similar in size and mass to Jupiter that orbit the star PDS 70 nearly 400 light years from our ...

Existing data about the system is not sufficient to distinguish between these two possibilities, but forthcoming observations of the second planet, PDS 70c, may provide the necessary insights for ...