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University of Alabama in Huntsville
NASA scientists at JPL, elsewhere reflect on Voyager's journey
NASA scientists at JPL, elsewhere reflect on Voyager's journey

Now that Voyager 1 has safely reached interstellar space, scientists who have spent decades working on the mission at NASA’s Jet Propulsion Laboratory can finally breathe a sigh of relief. "We've had 30 years of fear that something could go wrong," said Torrence Johnson, a senior research scientist at JPL who worked on Voyager camera equipment. "There were white-knuckle moments." Those fears are gone now. The Voyager 1 probe, first conceived in 1972 and launched in 1977, has exited the sun's heliosphere, considered by many to be the informal boundary of the solar system. It’s the first man-made object to do it. "We got there,"...

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