http://uk.businessinsider.com/syfy-cancels-the-expanse-could-be-renewed-by-another-network-2018-5?r=US&IR=T
You can help signing the Change.org petition:
https://www.change.org/p/netflix-netflix-please-buy-the-rights-to-the-expanse?recruiter=464833734&utm_source=share_petition&utm_medium=copylink&utm_campaign=share_petition