Picture Credits

I most gratefully acknowledge our indebtedness to the following source of pictures.

--E. Kwan Choi--

Pictures from AURA/STScI:

"The pictures were created with support to Space Telescope Science Institute, operated by the Association of Universities for Research in Astronomy, Inc., from NASA contract NAS5-26555 and/or Grant [number], and are reproduced with permission from AURA/STScI." Pictures from Musei Vaticani:
These pictures are reproduced here with permission from Christus Rex et Redemptor Mundi, Musei Vaticani.