Roscosmos last June began a Mars flight simulation program, locking three Russians, two Europeans and a Chinese astronaut in an 18, 800-square-foot, five-module complex to live there in isolation for 17 months, Bloomberg reported on April 5.

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Sequoia is dedicated to NNSA's Advanced Simulation and Computing (ASC) program for stewardship of the nation's nuclear weapons stockpile, a joint effort from LLNL, Los Alamos National Laboratory and Sandia National Laboratories.

ENGADGET: NNSA Sequoia supercomputer takes worlds fastest title, prevents nuclear testing

The technical achievements of the Stockpile Stewardship Program, while significant, are nonetheless at the end of the day a simulation.

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