Test Tanks Fueled for ESA's Themis Reusable First Stage

Two propellant test tanks were recently fueled, setting a technological milestone in the ESA reusability roadmap towards the demonstration of a reusable first stage vehicle called Themis.

“This is an exciting time. In the next step for Themis, we will combine two key building blocks for the future of space transportation systems in Europe. Both are devel…