まだまだ観測を続けてるのすんごいよねえ
ほんまもんのInterstellar
Persistent plasma waves in interstellar space detected by Voyager 1
https://www.nature.com/articles/s41550-021-01363-7
JPLの解説がわかりやすかった（Nature Astronomyはアブストラクトしか読めていない）
As NASA’s Voyager 1 Surveys Interstellar Space, Its Density Measurements Are Making Waves https://www.jpl.nasa.gov/news/as-nasas-voyager-1-surveys-interstellar-space-its-density-measurements-are-making-waves
www.jpl.nasa.govAs NASA’s Voyager 1 Surveys Interstellar Space, Its Density Measurements Are Making WavesIn the sparse collection of atoms that fills interstellar space, Voyager 1 has measured a long-lasting series of waves where it previously only detected sporadic bursts.