Jupiter is so huge when compared to Io in this image. Wonder how it would feel to look up at the sky from Io and see a giant planet occupying almost 30% of the dark space.
And the gravitational pull of Jupiter will probably make your hair literally stand up 🙂
Image Acquisition Details:
Camera: Canon Rebel T4i
Telescope: Celestron EdgeHD 800
Barlow: Televue 2.5x
Exposure: 1/30th of a second
Frames: 1000 frames stacked with Registax