a very large spiral shaped object in the sky

Galaxy NGC 1427A Plunges Toward the Fornax Galaxy Cluster Caption What happens when a galaxy falls in with the wrong crowd? The irregular galaxy NGC 1427A is a spectacular example of the resulting stellar rumble. Credits NASA, ESA, and The Hubble Heritage Team (STScI/AURA); Acknowledgment: M. Gregg (Univ. Calif.-Davis and Inst. for Geophysics and Planetary Physics, Lawrence Livermore Natl. Lab.)