Daily Earth and Sun Report 6.18.2019 Solar Wind: speed: 307.5 km/sec density: 4.5 protons/cm^3 Today marks the 30th consecutive day that the sun has been without spots. Solar activity and geomagnetic conditions are calmer than yesterdat. 5:23 https://www.youtube.com/watch?v=J-KoLE2j7tE ............................................................................................................................................................ #science #space #nature #earthscience #nasa