#blackmarble — Public Fediverse posts
Live and recent posts from across the Fediverse tagged #blackmarble, aggregated by home.social.
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Installing the Roman Space Telescope Lower Instrument Sun Shade 🛰️
#Atmosphere #AtmosphericPhenomena #BlackMarble #CarruthersGeocoronaObservatory #Cleanroom #EarthScience #Geocorona #HumanDimensions
⏩ 2 new pictures and 3 new videos from NASA (SVS) https://commons.wikimedia.org/wiki/Special:ListFiles?limit=8&user=OptimusPrimeBot&ilshowall=1&offset=20250807125807
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SOS - Day/Night cycle with Blue Marble and Black Marble Nightlights 🌎🛰️
#BlackMarble #Earth #EarthInformationCenter #Fleet #Night #Nightlights #Orbits #Satellite
⏩ 4 new pictures and 4 new videos from NASA (SVS) https://commons.wikimedia.org/wiki/Special:ListFiles?limit=19&user=OptimusPrimeBot&ilshowall=1&offset=20250517130125
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Public service announcement:
Data from #VIIRS DNB since the summer is affected by an instrumental effect, which makes the data from the last few months darker than they should be (see e.g. this graph for Manhattan). The #NASA #BlackMarble team is working to fix it.
ht to Damien Guiraudie who wrote to me to ask what was going on, and also to Zhuosen Wang from @NASA who quickly responded to my question.
#LightPollution #RemoteSensing #EarthObservation #NighttimeLights #PSA
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The Earth's #aurora as seen by VIIRS DNB on the early morning of May 10 compared to the morning of May 11. https://worldview.earthdata.nasa.gov/?v=-135.7096733453177%2C13.966385550145027%2C-32.681041881347866%2C76.54618564836184&l=Reference_Labels_15m%28hidden%29%2CReference_Features_15m%28hidden%29%2CCoastlines_15m%2CVIIRS_SNPP_DayNightBand_At_Sensor_Radiance%2CVIIRS_SNPP_DayNightBand_AtSensor_M15%28hidden%29%2CVIIRS_SNPP_CorrectedReflectance_TrueColor%28hidden%29&lg=true&tr=black_marble_night_lights&t=2024-05-11-T00%3A00%3A00Z
