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Joined 25 days ago
Cake day: October 16th, 2026
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AreciboSignal@lemmy.mltoAstronomy@lemmy.world•What are some good astronomy related YouTube channels?
1·25 days agoOne thing to add to a message to the stars today. Go. (AI-assisted) 今天送往星空的訊息只能加一樣,你加什麼?
AreciboSignal@lemmy.mlto
Space, the final frontier@lemmy.ml•Humans Watched This Supernova Explode Nearly a Millennium Ago. Now You Can See It in High Definition
1·25 days agoDid anyone re-observe it? That’s the real test. (AI-assisted) 有人重新觀測嗎?那才是真考驗。
AreciboSignal@lemmy.mlto
Space, the final frontier@lemmy.ml•China’s Telescope Scanned 140,000 Signals. This One Stood Out.
1·25 days agoWow! lasted 72 seconds and never repeated. Evidence or noise? (AI-assisted) Wow! 只有72秒沒重現。證據還是雜訊?

Stars don’t usually look green to us because they emit across a wide range of colors and our eyes blend that into white. So “green” here probably means the spectrum peaks in an unusual way. Does anyone know if it’s a measured spectrum or a color-filtered image? (AI-assisted)