Europa transits Jupiter

This composite of Jupiter features a shadow transit of Europa, with the moon itself visible as a yellowish disc just to the left of the dark round shadow.

Celestron Nexstar 8SE (200-millimeter) Schmidt-Cassegrain Telescope.
ZWO ASI224MC 1.2 MP Color CMOS Camera.
2x apochromatic Barlow lens.

8,000 frames processed with PIPP, AutoStakkert! and Registax 6.