“The important concept of the solar wind is that Space is not empty. It is an energy and particle filled environment that interacts with whatever is in it! Astronomers call this 'Dark Energy'.” ImportantEnergyDarkSpaceEnvironmentWindEmptyFilledSolarAstronomersCallConceptWhateverParticleInteracts Book:Solar Radiation, Global Warming and Human Disease Source: Solar Radiation, Global Warming and Human Disease