Seyfert´s Sextet is a Quartet only !
Verfasst: 11.09.2022, 16:32
Seyfert´s Sextet in Serpens consists of 4 gravitationally bound galaxies (the northeast spot is a tidal plume only!) and a remote background galaxy! Far in future they will merge into one giant elliptical galaxy. Extensive information is in Wikipedia.KR from Little Palomar Observatory.