The names Nix and Hydra have been approved for the two small satellites of Pluto discovered in May 2005. The International Astronomical Union (IAU), the internationally recognized authority for assigning designations to celestial bodies, approved the names this week.
ps, here’s a fascinating optical illusion
for me:
http://web2.gov.mb.ca/cca/vital/pdf/Appl_form_english.pdf