Exa Dark Sideræl Musk

About

Celebrity relative best known as the daughter of tech entrepreneur Elon Musk and musician Grimes. Her mother publicly revealed her name in a 2022 Vanity Fair interview following her birth, via surrogate, the previous year. She is often referred to by the nickname, "Y," which has been reported to be a counterpart to her brother, "X's's," name.

Before fame

Her birth initially remained a secret as she was welcomed via surrogate in December 2021. It wasn't until March the following year that news of her arrival had become known to the public. 

Trivia

Her first name is a reference to the supercomputing term exaFLOPS. Her middle name represents dark matter, or the unknown. The name Sideræl was identified by her mother as a tribute to her favorite character from The Lord of the Rings, Galadriel.

Family life

She is the daughter of Tesla and SpaceX CEO Elon Musk and Canadian singer-producer Claire "Grimes" Boucher. Her family includes several full and half-siblings.

Associated with

Her younger brother, Techno Mechanicus Musk, was born in 2023.