In the upper right, a ground-based image from the Digitized Sky Survey (DSS) shows Caldwell 17 (NGC 147).

Caldwell 17 Inset

In the upper right, a ground-based image from the Digitized Sky Survey (DSS) shows Caldwell 17 (NGC 147). A white outline near the galaxy’s core defines the area covered in Hubble’s Wide Field Camera 3 (WFC3) image at lower left.

Credits: Ground-based image: Digitized Sky Survey; Hubble image: NASA, ESA, and A. Ferguson (University of Edinburgh, Institute for Astronomy); Processing: Gladys Kober (NASA/Catholic University of America)