The galaxy NGC 5427 shines in the large image from Hubble, with ground-based observations showing its companion galaxy NGC 5426. Together, this pair is known as Arp 271. Credit: Ground-based image: DECam Victor M. Blanco/CTIO; Hubble image: NASA, ESA, and R. Foley (University of California – Santa Cruz); Processing: Gladys Kober (NASA/Catholic University of America)