The antennae are quite faint, so the severe stretch required has made the background stars look a bit overweight. On the other hand, the massive star formation triggered by the severe tidal disruption has made the central galaxy exceeding colourful. We've actually
reduced the saturation of this image a tad.
L 10 hrs, RGB 3 hrs each, all in 1hr unbinned subs. The thumbnail is a crop. The full frame is 36'arc. Aspen CG16M on 20" PlaneWave.
Big one here
We very much want to at least double the exposure on this one but don't go out tonight, there's a bad moon on the rise.