To the left is a ground-based image of spherical globular cluster Caldwell 107. A callout box to the right shows the Hubble image with its location in the cluster pinpointed.

C107 (NGC 6101)

A ground-based image of Caldwell 107 (NGC 6101), taken by the Digitized Sky Survey (DSS), appears at lower left. A box in that image shows the area covered by Hubble’s observations using its Advanced Camera for Surveys (ACS) and Wide Field Camera 3 (WFC3).

Credits: Ground-based image: Digitized Sky Survey; Hubble image: NASA, ESA, G. Piotto (Università degli Studi di Padova), and A. Sarajedini (Florida Atlantic University); Processing: Gladys Kober (NASA/Catholic University of America)
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Image CreditGround-based image: Digitized Sky Survey; Hubble image: NASA, ESA, G. Piotto (Università degli Studi di Padova), and A. Sarajedini (Florida Atlantic University); Processing: Gladys Kober (NASA/Catholic University of America)
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