botMB to Ars Technica - ScienceEnglish · 2 months agoHow Kepler’s 400-year-old sunspot sketches helped solve a modern mysteryarstechnica.comexternal-linkmessage-square0fedilinkarrow-up13arrow-down10
arrow-up13arrow-down1external-linkHow Kepler’s 400-year-old sunspot sketches helped solve a modern mysteryarstechnica.combotMB to Ars Technica - ScienceEnglish · 2 months agomessage-square0fedilink