Just the third-ever confirmed interstellar object has been detected in our solar system. Here's what we know. (Spoiler: It's ...

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NASA’s Voyager 2 became the first and still only spacecraft to fly by Uranus, offering humanity its first close-up look at this mysterious, icy giant. Orbiting over 1.8 billion miles from Earth, ...

The planets in order from the Sun are Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Neptune. If you include the ...

Sedna will make its closest approach to the Sun in 2076, giving us a rare opportunity to visit the planetoid before it drifts ...

What can the pH level of the subsurface ocean on Enceladus tell us about finding life there? This is what a recent study ...

Before it met the 30,000-50,000 kelvin wall at the edge of our Solar System, Voyager 1 took its final images.

NASA launched two 12-inch gold-plated copper disks filled with the sounds of children's laughter, heartbeats, and bird calls.

In 1977, NASA launched Voyager 1 and 2 on a mission to explore the outer planets. Now, over 45 years later, these incredible probes are detecting something mysterious beyond the edge of our solar ...

But NASA’s Jet Propulsion Laboratory said on Friday that it re-established full communications with Voyager 2, an aging probe exploring the outer edges of the solar system.

Voyager 2 launched in 1977, several weeks before Voyager 1. That probe only zipped past Jupiter and Saturn in the outer solar system before heading for interstellar space.

For now, the Voyager team is keeping a close eye on the data in hopes of confirming that Voyager 2 has reached the heliopause, which is the boundary where the Solar System essentially "ends."</p ...