Astraaun or Astraean: How To spell?

The word Astraaun is misspelled against Astraean, a noun meaning "A coral of the family Astraeidae; a star coral."

Astraean has vowels 'ea' together mispronounced as 'au'
Word contains consecutive vowels 'EA' in between alphabets astra & n is misspelled as 'AU'
Wrong Spelling:  astra-au-n 
Correct Spelling:  astra-ea-n 
Check more misspelled words of Astraean to spell it correct.

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