fossilesque to Space & AstronomyEnglish · 1 year agoA simple streetlight hack could protect astronomy from urban light pollutionwww.space.comexternal-linkmessage-square6fedilinkarrow-up110arrow-down11cross-posted to: hackernews@derp.foogeography
arrow-up19arrow-down1external-linkA simple streetlight hack could protect astronomy from urban light pollutionwww.space.comfossilesque to Space & AstronomyEnglish · 1 year agomessage-square6fedilinkcross-posted to: hackernews@derp.foogeography
Elon