Rejected by SpaceX and EWOR, then accepted by both: Julian Rothenbuchner on persevering through rejection
Mar 16, 2026•37 min•Ep. 1
Episode description
In this episode, Julian Rothenbuchner, Co-founder and CEO of Tumbleweed, talks with Daniel Dippold about the real cost of rejection before you break through. Julian is a rocket scientist building the infrastructure that could make manufacturing in space as accessible as mailing a package, with a SpaceX partnership to show for it. He opens up about the mental breakdown that followed SpaceX's initial rejection, six co-founder splits including a romantic relationship that didn't survive the pressure, and getting rejected by EWOR twice before finally getting accepted. Getting to yes cost more than anyone saw, and in this episode, Julian doesn't spare the details.
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