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small cargo ship land to orbit

Small grid ship

Light armorments can easily lift 60,000 Kg cargo to/from earth
3 mid size cargo pods, 2 connectors
O2 generator
4 Battarys and several small reactors(could also use solar panels if uranium is scares.
~43,000kg empty

to lift off max your forward thrust overides for atmo and ion engines, @ ~ 8500m you can turn off atmo's as they no longer give any thrust.

dont climb straight up, go at about 75 degrees and also use your up thusters for some extra push.