The TRACERS mission will study how the solar wind, the continuous stream of ionized particles escaping the Sun and pouring ...

When we picture Mars today, we see a cold, lifeless desert, battered by dust storms and cosmic radiation. But billions of years ago, the Red Planet told a very different story. Mars was once a warm, ...

NASA’s Juno spacecraft has detected a previously unknown type of plasma wave above Jupiter’s north pole, revealing an unexpected interaction between different types of charged particles in the ...