Vivienne Machi on Muck Rack

Vivienne Machi

Los Angeles
As seen in: Aviation Week, Business Insider, Yahoo News, Yahoo News UK, Flipboard, Foreign Policy Magazine, Yahoo, Aerospace Daily & Defense Report, Military Times, Centerville News, Dayton Daily News and
Covering military space for Aviation Week. Based in Los Angeles, with stints in Germany, D.C., and Dayton OH. Email: vivienne.machi@aviationweek.com
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Articles

Space Nuclear Ambitions Face a Defining Test

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By Guy Norris Verified, Vivienne Machi
| RealClear Defense
Space Nuclear Ambitions Face a Defining Test Driven by an urgent U.S. government mandate to develop space nuclear power and propulsion, NASA is leading a whole-of-government charge to accelerate the deployment of reactors on the Moon and in orbit Read Full Article »
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Space Nuclear Ambitions Face A Defining Test

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By Guy Norris Verified, Vivienne Machi
| Aviation Week Verified
Guy Norris Vivienne Machi June 30, 2026 NASA is repurposing the Advanced Electric Propulsion System to support its SR-1 nuclear reactor program. Credit: NASA Glenn Research Center Driven by an urgent U.S. government mandate to develop space nuclear power and propulsion, NASA is leading a whole-of-government charge to accelerate the deployment of reactors on the Moon and in orbit. But after six decades of stop-start development since the experimental SNAP-10 reactor launched...
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Space Traffic Management Is Facing A Moment Of Reckoning

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By Vivienne Machi
| Aviation Week Verified
Vivienne Machi June 29, 2026 Concerns about on-orbit collisions are rising as more—and increasingly maneuverable—satellites come online. Credit: Mark Garlick/Science Photo Library/Getty Images The space industry is rapidly approaching a point where tracking satellites is no longer enough. As orbital activity accelerates and spacecraft become increasingly maneuverable, governments and commercial operators are facing a defining question: Who will manage traffic in space before a major...
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