Fairly new to the KSP forums, and new to SSTO development. That said, I'm fairly proud of the crude SSTO program I worked through, stock, in career mode. Program goal: Create a SSTO vehicle which can do supply runs to my LKO space station. Need to be able to swap out Kerbalnaughts to help rookies gain some XP from doing science in LKO. Needs to have high cost efficiency. Requirements. - SSTO vehicle capable of 120km LKO and return. - 4 Kerbalnaught capacity. - Return cost of less than 25,000 Kerbal credits. I plan to use it for Munar, Minimus and eventual interplanetary missions in future. People of the internet, here is the Albatross I (Variant A shown, my current variant has more solar panels on winglets, upgraded air intakes, L45 LFE) Docked at the science station. LKO