Arp 240 Fabry-Perot interferometry

Encounters between galaxies modify their morphology, kinematics, and star formation history. The relation between these changes and external perturbations is not...星系间的相互作用会改变其形态学（morphology）、运动学（kinematics）与恒星形成历史。此类变化与外部扰动（perturbations）之间的关联仍未明确……