Supposedly, this image is from the next Green Lantern comic, which makes sense as the last Green Lantern comic released a picture of evil genius Hector Hammond (played by Peter Sarsgaard).

Image-processing software could improve this resolution by a factor of 4, so, in principal, the Voyager cameras could measure a change in the position of a star as small as 0.5″.

The New Horizons image is on the left. Image: (NASA) When paired together, these images showed Proxima Centauri and Wolf 359 at different spots in the night sky, showing the parallax effect in action.