That remains just one of the many achievements in Voyager 1’s illustrious resume, the spacecraft currently 15.79 billion ...

Voyager 1 is about to cross a threshold that sounds almost mythical: within about a year, the spacecraft will be a full light ...

Which planet is the furthest from the sun? Some may think it’s Pluto, but it’s actually Neptune. Learn more about this ice ...

Voyager 1 and 2 traveled billions of miles to reach the heliopause, showing how the Sun's magnetic influence marks the ...

Eight distant worlds hold secrets that still puzzle scientists and spark endless curiosity. Each moon offers a strange allure ...