He thinks there is a magnetic edge to the solar system, and until Voyager sees a change in the magnetic field, it hasn't left the solar system. He's hoping that change will come in the next few years.

The Voyager 1 spacecraft will soon have a new territory to explore--interstellar space. Voyager chief scientist Ed Stone discusses whether the spacecraft will have a bumpy exit from the solar ...

In 1977, Jimmy Carter moved into the White House, “Star Wars” and “Saturday Night Fever” premiered in theaters and the Voyager 1 and 2 spacecraft launched from Florida’s Cape Canaveral ...

NASA's Voyager 1 spacecraft launched 35 years ago today (Sept. 5). But the space probe has farther to go than thought to pass beyond the solar system's edge, scientists say.

The Voyager 1 spacecraft launched by NASA on September 5, 1977 continues to add to its impressive list of accomplishments. Its “Grand Tour" through the Solar System has seen it become the first ...

It was welcome news to Earthlings: The Voyager 1 spacecraft had seemingly crossed a momentous threshold and become the first man-made object to enter interstellar space. “Voyager 1 has left the ...

NASA's long-running Voyager 1 spacecraft is barreling its way toward the edge of the solar system. Since 2004, the unmanned probe has been exploring a region of space where solar wind, a stream of ...

Voyager 1, launched in 1977, reached the termination shock in 2004, when it was roughly 94 astronomical units (AU) from the Sun. (Earth is 1 AU from the Sun on average, while Neptune is about 30 AU.) ...

"The Voyager team is aware of reports today that NASA's Voyager 1 has left the solar system," said Caltech's Edward Stone, in a statement on the newly released study.

As NASA scientists report that Voyager 1 has left the solar system, take a look at some of the amazing images the probe has provided its earthbound audience. JPL-Caltech/NASA.

NASA's Voyager 1 spacecraft, which launched 35 years ago today (Sept. 5), surprisingly may have far more to travel before it leaves the solar system, researchers say. How much more is up for ...