Cosmic Tribune

Galaxies interacting gravitationally

Galaxies interacting gravitationally

[Click on image for high resolution.] Credit: Adam Block, Mt. Lemmon SkyCenter, University of Arizona Bright spiral galaxy NGC 3169 appears to be unraveling in this cosmic scene, played out some 70 million light-years away just below bright star Regulus toward the faint constellation Sextans. Its beautiful spiral arms are distorted into sweeping tidal tails […]