M61 was a problem for Charles Messier from the start. He first encountered the spiral galaxy May 5, 1779, when he mistook it for a nearby comet whose path he had been ...
A close-up on two spiral galactic members of the Virgo Cluster (NGC 4301 on the left, and Messier 61 on the right) as imaged by NSF–DOE Vera C. Rubin Observatory. First look images made by the new ...
The luminous heart of the galaxy M61 dominates this image, framed by its winding spiral arms threaded with dark tendrils of dust. As well as the usual bright bands of stars, the spiral arms of M61 are ...
Hidden ‘tail’ found behind the spiral galaxy M61 (Image: NSF–DOE Vera C. Rubin Observatory/NOIRLab) Astronomers have made a striking discovery reshaping our view of galaxies. A faint stellar “tail” ...