Add Yahoo as a preferred source to see more of our stories on Google. An artist's concept shows Voyager 1 entering interstellar space, or the space between stars. - NASA/JPL-Caltech Voyager 1, NASA’s ...

For nearly five decades, NASA's twin Voyager probes have plumbed the cosmos in search of answers to some of astronomy's most perplexing mysteries about our solar system and its place in the wider ...

After nearly half a century of flight, Voyager 1 is closing in on a distance that once belonged purely to thought experiments: one full light-day from Earth. The tiny spacecraft, launched in the late ...

Thirty-six years after it was launched from Earth on a tour of the outer planets, the plutonium-powered probe is more than 11 1/2 billion miles from the sun, cruising through what scientists call ...

Far beyond the orbit of Pluto, a spacecraft the size of a small car has started speaking in riddles. Voyager 1, humanity’s most distant emissary, spent months transmitting data that looked less like a ...

(CNN) — Voyager 1, NASA’s deep-space probe, could soon become the first spacecraft to reach a historic milestone. In November 2026, the probe will be one light-day from Earth. Launched in 1977, ...