I haven’t done one of these in a while. Take a guess as to what this might be. Here are some possibilities:
a) luminous bacteria in the deep ocean (biology)
b) aurora borealis (physics)
c) a ring of Saturn (astronomy)
d) kirlian aura (paranormal science)
e) a portion of a work of modern liturgical art

5 June 2008 at 9:41 am
D is my guess.
5 June 2008 at 9:48 am
E.
5 June 2008 at 10:33 am
aurora borealis
7 June 2008 at 12:42 pm
[...] a larger slice of Thursday’s mystery image. Small moons perturb Saturn’s F Ring, as explained on the Cassini site here. The NASA [...]