SpaceX CEO Elon Musk and singer Grimes have confirmed they have named their baby X Æ A-12 Musk.
The name X Æ A-12 has been trending online with many asking how the name will be pronounced.
BBC News reports Grimes has used Æ before, naming a song on her latest album 4ÆM.
The A-12 is a reconnaissance plane built for the CIA.
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