I want to become an ENTEPEUNUR and start a space company
You can do so by havibg good basics of startup incubation and nust have very good functional expertise in aerospace and Aeronautical departments.
It is recommended to have technical skillsets and go for Btech and MTech in Aerospace engineering which is highly recommended . Post which you shall have good knowhow and understanding of market scenario . Try to read case studies an dbooks on aerospace organisation and learn all failures and innovative strategies which shall be helpful .