APOD: 3D Mercury Transit (2016 May 20)

[Tekija]

http://www.sunflower-astronomy.com/inde ... mages.html

http://www.para-az.com/electric-sun/stereo-pairs/

[Jim Leff]

What finally worked for me is a bit of a "duh", but it took me a while to figure it out so I'll share: don't worry about the image for a moment. Just make cross-eyes. Then look at the image. Voilà .