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 ...

The space agency had expected a regular reset of the probe in October to fix the error Nasa is back in full contact with its lost Voyager 2 probe months earlier than ...

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 ...