science
Voyager 1 to Cross One Light-Day From Earth, a First for Any Spacecraft
NASA's farthest probe will reach the one-light-day mark on Nov. 18, 2026, a distance no other human-made object has traveled.
Space-exploration
science
NASA Marks Voyager 1 Hitting One Light-Day From Earth
The most distant human-made object will pass a milestone reached by no other spacecraft on Nov. 18, more than 16 billion miles away.
science
Voyager 1 to Become First Human-Made Object One Light-Day From Earth
NASA says the 1977 probe will cross the 24-light-hour mark on Nov. 18, and it is inviting the world to salute it with a global wave of light.