What's happening on Titan? (4)

Caption NASA:"N00055567.jpg was taken on March 20, 2006 and received on Earth March 20, 2006. The camera was pointing toward Titan that, at the time, was approximately 973.393 Km away.
The image was taken using the P0 and BL2 filters".

Nota: e se non si trattasse di un photoartifact, che cosa potrebbe essere il "punto" che abbiamo evidenziato?