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Neptune
🇺🇸Interorbital Systems Neptune
Speculative2030-01-01
Family: Interorbital Systems
Designer: Interorbital Systems·Manufacturer: Interorbital Systems·Operator: Interorbital Systems·Commissioner: Interorbital Systems
Mission Profile
The Neptune (Interorbital Systems Neptune) is a proposed two-stage American launch vehicle being developed by Interorbital Systems for ultra-low-cost small satellite delivery using modular rocket technology. With a speculative first flight around 2030, the Neptune has been in development for many years with an evolving design, representing one of the longest-running small launcher development efforts in the commercial space industry.
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