An international team headed by Lockheed Martin hopes to parlay a modular “general-purpose space utility vehicle” it has proposed for NASA’s second-round commercial-cargo competition into a human-spaceflight services business ranging from low Earth orbit (LEO) to Mars.

Dubbed “Jupiter” for one of the locomotives that met in the Utah desert to complete the U.S. transcontinental railroad, the proposed vehicle would marry the spacecraft bus Lockheed Martin Space Systems Company builds for its interplanetary probes with a robotic arm supplied by Canada’s MacDonald Dettwiler Associates (MDA) and a pressurized module built in Italy by Thales Alenia Space.

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