The sun is a dynamic star, made of super-hot ionized gas called plasma. The sun's surface and atmosphere change continually, driven by the magnetic forces| NASA Science
Mapping out this interconnected system requires a holistic study of the Sun’s influence on space, Earth and other planets. NASA has a fleet of spacecraft strategically placed throughout our heliosphere—from Parker Solar Probe at the Sun observing the very start of the solar wind, to satellites around Earth, to the farthest human-made object, Voyager, which […]| science.nasa.gov