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

Despite their liquid water and potential for habitability, these moons are very different environments from Earth. On Earth, ...

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

Launched with 1970s technology, the Voyager probes were sent on a path through the seemingly deadly asteroid belt and past ...

NASA’s Voyager 1 space probe will continue its almost half-century of service by delivering yet another milestone.

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

Voyager 1 one light-day from Earth marks a historic 24-hour signal delay, revealing the future of deep space communication ...

NASA's spacecraft is about to become the first human-made object to reach a distance of one light day from Earth.

It takes light a single day to travel 16 billion miles. The Voyager 1 probe will need a little longer, just 49 years.

As it heads out of the solar system never to return, the deep space probe Voyager 1 is headed for yet another cosmic ...

One of the best-timed shots in TV history is an old clip by BBC's science presenter James Burke which has recently become ...

Hello everyone. We’re losing sight of some of our planets this week. Go out at 5:45 any morning this week and if you have a ...