In a new study published in The Astrophysical Journal Letters, a team of astronomers has uncovered extraordinary details about the forces shaping the merging galaxy system Arp 220. Using the advanced ...

An international team of astronomers reports the detection of a peculiar merger of two similar ring galaxies that morphologically resemble an owl's face. The discovery of this galaxy merger, dubbed ...

Astronomers have confirmed the first known triple system in which all three galaxies host actively feeding, radio-bright supermassive black holes. The system is cataloged as J1218/1219+1035 and is ...

The process of galaxy merging reshapes cosmic structure by driving dramatic changes in the distribution and state of interstellar gas, thereby governing the rates and locations of star formation.