Radioisotope thermoelectric generators do not rely on chemical reactions like the batteries in your phone. Instead, they rely ...

NASA’s twin Voyager probes, which launched in 1977, are the longest-running missions to send data home. But as their power ...

Our space-exploration ambitions have boldly taken humans to the moon, rovers to Mars and spacecraft to the outer reaches of ...

Meanwhile, a New Horizons heliophysics team consisting of about a dozen scientists and engineers are intently focused on spacecraft measurements taken in the outer heliosphere, said Andrew Poppe ...