Earth Return Orbiter’s first step to Mars:
✅ Airbus has passed the Preliminary Design Review (PDR) for the Earth Return Orbiter mission, which will bring the 1st Mars samples back 🔙 to Earth.
Learn more:
🔗 https://t.co/WMFXGVkFjk #ToMarsAndBack #ExploreFarther #SpaceMatters pic.twitter.com/6Z5dfBARBK

— Airbus Space (@AirbusSpace) June 15, 2021