Exa Darkish Sideræl Musk & Techno Mechanicus Musk (Children)
In her 2022 Vainness Honest interview, Grimes revealed she and Elon privately welcomed a child woman by way of surrogacy.
“Exa is a reference to the supercomputing time period exaFLOPS (the flexibility to carry out 1 quintillion floating-point operations per second),” she stated. “Darkish, in the meantime, is the unknown. Folks worry it however actually it is the absence of photons. Darkish matter is the attractive thriller of our universe.'”
Sideræl—pronounced “sigh-deer-ee-el”—is, based on mother, “the true time of the universe, star time, deep area time, not our relative earth time,” and a nod to her favourite Lord of the Rings character, Galadriel, who “chooses to abdicate the ring.”
Walter Isaacson revealed in his biography Elon Musk that Exa was born in December 2021 by way of surrogate.
The guide additionally acknowledged that round Father’s Day 2022, the on-again, off-again couple welcomed a baby named Techno Mechanicus, nicknamed Tau, additionally by way of surrogate. The biography features a photograph, dated June 2022, of Elon feeding the child boy.
Although Grimes would like different salient particulars be stored personal. “I’ve tried begging the general public and my youngsters dad to maintain them offline, and I’ve tried authorized recourse,” she shared on social media in 2025. “The state of my kids’s lives being public is of grave concern to me and I take into consideration methods to resolve this every single day. It is insane to me that theres no method to cope with this.”
