Only for backers at the €100 or higher levels.
Yes, store.steampowered.com/app/727130/Between_the_Stars/ it's scheduled for a Q1 release of this year but there's a free demo available at the moment.
Actually, they're looking at May 2019 for the first Beta...
Beta is now only 30 dollars. I am happy to send a gift copy of it if it would make a difference.