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
 | Sabbath truth. on Laudato Si 237: Sunday |
 | Todd Flowerday on Lumen Gentium 14 |
 | Liam on The Electric Chord Organ |
 | Philip A. Zehrer on Lumen Gentium 14 |
 | Patty on The Electric Chord Organ |
 | Desiderio Desideravi… on Desiderio Desideravi 30: Saint… |
| Liam on Vulnerability |
| Todd Flowerday on Vulnerability |
| Liam on Vulnerability |
| Liam on Vulnerability |
Catholic Sensibility 
D is my guess.
E.
aurora borealis
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