SAS allegedly laying off many staff at London office

According to the following post by an OneWeb HR person on LinkedIn SAS is laying off many of their London-based staff.
Has there been any announcement why SAS would be reducing their headcount at this early stage?

"If you are one of the many that are getting caught up in the Sky and Space Global (UK) Ltd layoffs, please reach out to me directly. I would love to help you find your next opportunity at our London HQ and put you in touch with that amazing team. OneWeb #hiring"

source: https://www.linkedin.com/feed/update/urn:li:activity:6514903958027268096