In November 2026, NASA’s Voyager 1 spacecraft will become the first human-made object to travel a full light-day from Earth.

It takes a beam of light a single day to travel 16.1 billion miles, a distance known as a light-day. It'll take Voyager 1, the American spacecraft moving at 10.6 miles per second, more than 49 years ...

Astronomers have confirmed a Saturn-size world drifting alone in deep space roughly 10,000 light-years from Earth, a discovery that turns a once-theoretical idea into a measured reality. The planet ...