RT @NASA: We're exploring two approaches to our Mars Sample Return Program to bring @NASAPersevere's rock cores back to Earth: one using proven sky crane technology, and the other using new commercial capabilities. We expect to finalize the design in 2026. https://t.co/N0WNM0spkq https://t.co/ajisEs616e NASA Technology Climate Change Science on Telegram by @ClimateChangeScience A @grttme project - Other backups: @Hallotme