Surface features of Uranus' icy moon Miranda point to the existence of a once deep ocean, one that still may exist today.

In 1977, NASA launched Voyager 1 and 2 on a mission to explore the outer planets. Now, over 45 years later, these incredible ...

New insights from Voyager 2 suggest Uranus' moon Miranda may have housed a deep ocean, shaping its unique features.

Voyager 2 preceded it into space by 16 days, but Voyager 1 quickly overtook it on a faster trajectory, and arrived at Jupiter 4 months before its sister craft. Voyager 1 took this photo of Jupiter ...

The Voyager 2 spacecraft’s energy budget keeps dropping by about 4 Watt/year, as the plutonium in its nuclear power source is steadily dropping as the isotope decays. With 4 Watt of power less ...

Nasa has picked up a "heartbeat" signal from its Voyager 2 probe after it lost contact with it billions of miles away from Earth, the space agency said. Last month, the spacecraft - exploring the ...

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Voyager 2, as well as other spacecraft exploring our solar system. Voyager 1 then sends back engineering data to show how it is responding to the commands. It takes about 23 hours for a message to ...

and should do the same for Voyager 2 when it crosses over sometime in the next few years. The PLS looks for the lowest-energy particles in plasma, and can also look for particles moving at ...

Voyager 1′s odyssey began in 1977 when the spacecraft and its twin, Voyager 2, were launched on a tour of the gas giant planets of the solar system. After beaming back dazzling postcard views of ...

NASA lost contact with the interstellar Voyager 1 spacecraft for nearly a week after a technical glitch shut off the probe's main transmitter. Using Voyager's weaker backup transmitter, engineers are ...