Tahu-nui-a-rangi
1. (personal noun) aurora australis, southern lights - a luminous electrical atmospheric phenomenon usually of streamers of light in the sky above the southern magnetic pole.
Whakamīharo ana te kite i a Tahu-nui-a-rangi. Me te ārai kākāriki e pīwari ana i te rangi pō (PK 2008:811). / Seeing the aurora australis is amazing. It's like a green veil waving in the night sky.