Solarius Mission is available on Tabletopia, the online sandbox arena for playing board games.
You can always play one round for free online. The full (premium) version of Solarius Mission on Tabletopia is available *at no cost* for the duration of this Kickstarter campaign (thru July 14, 2018).
The following holds true for the Chinese, German, Italian, Japanese, Korean, and Portuguese (Brazilian) versions of the game. The foreign language versions will be the English game plus localized Rules, Box Sleeve, Glossary, and Player Aids.
The French version is the English game plus the French Rules.