M104 Sombrero Galaxy Estes Park Memorial Observatory Posted on July 26, 2015 by Estes Park Memorial ObservatoryJuly 26, 2015 M104 – Sombrero Galaxy: Location: Virgo; Distance: 29.3 ± 1.6 Million Light Years; Unbarred spiral galaxy; diameter 50,000 light years. Total color exposure 60 minutes.