In August 1989, Voyager 2 became the first — and still only — spacecraft to fly by Neptune, revealing its Great Dark Spot and supersonic winds. #space #nasa #voyager #neptune@Space@lemmy.science.social @science@beehaw.org @science@lemmy.world @space@beehaw.org @space@lemmy.world @science@newsmast.community @space@newsmast.community @space@lemmy.ml #space #science #nasa #astronomy