emphasis If you refer to a time as an unearthly hour, you are emphasizing that it is very early in the morning. They arranged to meet in Riverside Park at the unearthly hour of seven in the morning. = ungodly
{s} not appearing to be of this world, extraterrestrial, supernatural, mysterious; unreasonable, outrageous
You use unearthly to describe something that seems very strange and unnatural. For a few seconds we watched the unearthly lights on the water The sound was so serene that it seemed unearthly
suggesting the operation of supernatural influences; "an eldritch screech"; "the three weird sisters"; "stumps had uncanny shapes as of monstrous creatures"- John Galsworthy; "an unearthly light"; "he could hear the unearthly scream of some curlew piercing the din"- Henry Kingsley