AUTHOR=Perri Silvia , Sorriso-Valvo Luca , Tenerani Anna , Hellinger Petr TITLE=Editorial: Advances in Space Plasma Turbulence: Theory and Observations JOURNAL=Frontiers in Astronomy and Space Sciences VOLUME=8 YEAR=2021 URL=https://www.frontiersin.org/journals/astronomy-and-space-sciences/articles/10.3389/fspas.2021.801868 DOI=10.3389/fspas.2021.801868 ISSN=2296-987X