SpaceX Keeps Aborting Liftoffs Because Rocket Fuel Is Tricky by Sarah Zhang from on 2016-03-02 12:00 (#15R32) SpaceX is betting superchilled liquid oxygen will give its rockets an edge-except when it comes to reliable launch schedules. The post SpaceX Keeps Aborting Liftoffs Because Rocket Fuel Is Tricky appeared first on WIRED.