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...