The dwarf irregular galaxy NGC 4214 resides about 10 million light-years away. The galaxy’s relative proximity, combined with the wide variety of evolutionary stages among its stars. This image from ...

Classified as 'Arp 273', these galaxies appear unique, but in fact, interacting galaxies are commonly found in the universe. A nearby example is the massive spiral galaxy Andromeda, which is known ...

This striking image from the NASA Hubble Space Telescope captures the interacting galaxy pair known as Arp-Madore 2339-661. The peculiar spiral galaxy ESO 415-19, which lies around 450 million ...

This image from the NASA/ESA Hubble Space Telescope features Arp 72, a very selective galaxy group that only includes two ...

This new NASA Hubble Space Telescope image shows ESO 185-IG013, a luminous blue compact galaxy (BCG). This image of a pair of interacting galaxies called Arp 273 was released to celebrate the 21st ...