Panning over Arp 107 in Leo Minor: A Galactic Collision in Progress | Hubble FriendsofNASA.org: This Hubble image—taken using NASA/European Space Agency Hubble Space Telescope’s Advanced Camera for Surveys (ACS)—shows Arp 107, a celestial object that comprises a pair of galaxies in the midst of a collision. The larger galaxy (in the left of this image) is an extremely energetic galaxy type known as a Seyfert galaxy, which house active galactic nuclei at their cores. Seyfert galaxies are notable