Entrepreneur Elon Musk and musical artist Grimes welcomed a baby boy, "X Æ A-12," to the world. Here's a possible explanation of the name. USA TODAY


The stars are aligned for Grimes and Elon Musk's son, Instagram Story Monday, and it appears the apple doesn't fall far from the tree. 

In the snapshot, X Æ A-XII is seen gazing at a space-themed book that illustrates a "bubble space telescope" while appropriately wearing a onesie covered in gold stars. 

Like father, like son. Musk is the CEO of Tesla and founder of SpaceX, a space exploration and rocket company that is valued at $36 billion.

'X Æ A-12 Musk': Grimes, Elon Musk explain the backstory of new baby boy's name

Boucher, 32, and Musk, 49, Joe Rogan Experience podcast, who "mostly came up with the name. She's great at names," and said "babies are awesome. They're little love bugs."

X Æ A-XII is Grimes' first child. Musk also has five sons – a set of twins and a set of triplets – from his first marriage. 

Grimesnow goes by 1 letter, says her and Elon Musk's 5-month-old son X Æ A-XII enjoys 'radical art'

The infant appears to have developed sophisticated taste in not only books, but media as well. Grimes said her infant son enjoys "radical art."

"I’ve watched 'Apocalypse Now' and stuff with my baby," she during an interview with New York Times in October. "He's into radical art. Like, he just actually is, and I don't think it's problematic to engage with them on that level."

Singer Grimes, SpaceX chief Elon Musk reveal they've got a nickname for their newborn son

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