Circeaster is a genus of abyssal sea stars in the family Goniasteridae.

These sea stars have a flattened and broad pentagonal central disc, with 5 tapering arm.

The marginal plates are thick and well delimited.

[2] They live between 320 and 3000 meters deep, in the three main oceanic basins.

[2] According to World Register of Marine Species:[1]