Gizmodo was not able to independently verify Insider and CNN’s claims. We reached out to Tesla, SpaceX, and Neuralink for confirmation and comment on Thursday morning but did not receive a response by the time of publication. Tesla has dissolved its PR department and rarely responds to media requests.

The twins would bring Musk’s total amount of children to nine. He has five kids from his first wife, Justine Wilson: a set of twins named Griffin and Vivian as well as the triplets Kai, Saxon, and Damian. Vivian filed to change her name in June, citing a desire to “no longer be related” to her father. Perhaps Musk’s most famous child is his firstborn boy with Grimes, which they named “X Æ A-12,” prompting confusion around the world over how to pronounce the lad’s name. In December, just a month after welcoming twins with Zilis, Grimes and Musk had another baby via a surrogate. Her name is “Y.”

Amid the media implosion over this latest bit of news, the Twitter account of the richest man in the world has remained silent. There are still many hours in the day, though.