First things first, we travel through the space! And, let's talk nice news: your ticket is free.
https://store.steampowered.com/app/1116550/Elon_Simulator_2019/
Later on, landing on Mars! Explore the planer, desctroy metheorites and have fun.
https://store.steampowered.com/app/1120920/ELON_on_MARS/
Enjoy and explore!