DigiNepal
Diving into an out-of-sync galaxy
Diving into an out-of-sync galaxy
Galaxies are like snowflakes: No two are exactly alike, even the spirals. The Hubble Space Telescope took a close look at the distant spiral NGC 4693 and found intriguing hints about its past. For one thing, this member of the Virgo Cluster seems to have a central region that's rotating out of sync with its spiral arms and bulge. Those arms don't seem to connect to the central region, and the…