On: Japan’s Hayabusa2 spacecraft grabs close-up thirty...

[ajross]

You'd need miles and miles of air to get the kind of blue sky environment we think of as diffuse light. If you wanted to try this trick, it would be easier just to deploy a big translucent sunshade over the frame.

Or just do the science with the camera you have and ignore the fact that human viewers don't like the results aesthetically.