A 1/4 scale model size of NASA's solar-powered Juno spacecraft is displayed at the Jet Propulsion Laboratory in Pasadena, Calif. on Friday, July 1, 2016. The spacecraft is on the final leg of a five-year, 1.8 billion-mile voyage to the biggest planet in the solar system. It's expected to reach Jupiter and go into orbit around the planet on July 4.
A 1/4 scale model size of NASA's solar-powered Juno spacecraft is displayed at the Jet Propulsion Laboratory in Pasadena, Calif. on Friday, July 1, 2016. The spacecraft is on the final leg of a five-year, 1.8 billion-mile voyage to the biggest planet in the solar system. It's expected to reach Jupiter and go into orbit around the planet on July 4. Richard Vogel AP
A 1/4 scale model size of NASA's solar-powered Juno spacecraft is displayed at the Jet Propulsion Laboratory in Pasadena, Calif. on Friday, July 1, 2016. The spacecraft is on the final leg of a five-year, 1.8 billion-mile voyage to the biggest planet in the solar system. It's expected to reach Jupiter and go into orbit around the planet on July 4. Richard Vogel AP

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July 03, 2016 6:00 AM

Fair Oaks scientist helps lead Juno spacecraft to Jupiter

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