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Sentinel Online
@sentinelonline.bsky.social
74 followers 9 following 100 posts
Official profile of Sentinel Online, part of Copernicus, the European
Union’s Earth Observation programme, and developed in partnership with @esa.int
Posts Replies Media Videos
sentinelonline.bsky.social
A new study using #Sentinel-3 radar altimetry shows that Bolivia’s #SalardeUyuni truly becomes electromagnetically perfectly smooth during the rainy season — reflecting radar and sunlight like a sheet of glass.
🔗 sentinels.copernicus.eu/web/success-...

#CopernicusEU #SentinelOnline #Sentinel3 #ESA
November 20, 2025 at 10:02 AM
sentinelonline.bsky.social
#Sentinel-2 imagery reveals the vast #NortheastGreenlandNationalPark — the world’s largest. Melt ponds and ice fractures mark the summer thaw, offering vital insight into how Greenland’s changing ice sheet influences global sea levels.

🔗 www.esa.int/ESA_Multimed...

#SentinelOnline #ESA #Copernicus
November 18, 2025 at 9:59 AM
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🌍 Have you used Copernicus Sentinel data in your work?
We’re collecting community success stories and would love to hear yours.
📩 Email us at editorial@sentinels.copernicus.eu
Share your impact and help inspire others!
November 14, 2025 at 12:54 PM
sentinelonline.bsky.social
#Sentinel-2 imagery reveals the winding Likouala-aux-Herbes River in the Republic of the #Congo — a lifeline through vast peatlands and forests of the Congo Basin.
🔗 www.esa.int/ESA_Multimed...
#SentinelOnline #Space #Sentinel2 #CopernicusEU #ESA
November 12, 2025 at 11:09 AM
sentinelonline.bsky.social
#Sentinel-1D is in orbit!
On 4 Nov 2025, #Ariane6 successfully launched the #Copernicus Sentinel-1D satellite from Europe’s Spaceport in French Guiana continuing Europe’s day-and-night #EarthObservation and extending the Sentinel-1 mission for years to come.
🔗 sentinels.copernicus.eu/web/success-...
November 7, 2025 at 10:03 AM
sentinelonline.bsky.social
🌍 We’re live!

The Sentinel-1D launch broadcast has started from Europe’s Spaceport in French Guiana.

sentinels.copernicus.eu

#Sentinel1D #SentinelOnline #CopernicusEU #ESA #Ariane6 #EUspace #EarthObservation
November 4, 2025 at 8:43 PM
sentinelonline.bsky.social
24 hours to liftoff!
Tomorrow, 4 Nov 2025, #Sentinel-1D launches aboard #Ariane6 from Europe’s Spaceport, French Guiana — extending #CopernicusEU radar observations into the next decade. 🌍
📡 Broadcast begins: 20:15 UTC / 21:15 CET
🔗 Watch live sentinels.copernicus.eu

#SentinelOnline #ESA #EUspace
November 3, 2025 at 8:16 PM
sentinelonline.bsky.social
At #BiDS25, #SentinelOnline spoke with representatives from #Regio, an Estonian company working in #geospatial information and #cartography 🌍. We asked them about their connection with #Sentinel data and how they use it in their daily work.
#VoicesOfSentinels #BigDataFromSpace #CopernicusEU
October 31, 2025 at 1:35 PM
sentinelonline.bsky.social
The #Sentinel-2 satellite captured this stunning image of the greenhouse-covered landscape in Almería, Spain — where hundreds of square kilometres of plastic roofs shine white against the Earth below.
🔗https://dataspace.copernicus.eu/gallery/2025-4-1-observing-greenhouses-almeria-sentinel-2
October 30, 2025 at 1:25 PM
sentinelonline.bsky.social
🌍 Watch live: The Copernicus Sentinel-1D satellite launches aboard Ariane 6 on 4 Nov 2025 from Europe’s Spaceport in French Guiana.
📡 Broadcast begins 20:15 UTC / 21:15 CET
🔗 Live on sentinels.copernicus.eu
[CREDIT: ESA - P. Carril]

#Sentinel1D #Copernicus #ESA #Ariane6 #EUspace #EarthObservation
Graphic promoting the live broadcast of the Sentinel-1D launch on 4th of November 2025, featuring the Ariane 6 rocket. [CREDIT: ESA - P. Carril]
October 29, 2025 at 11:59 AM
sentinelonline.bsky.social
7 days until liftoff! 🚀

On 4 Nov 2025 at 18:03 local (French Guiana) / 21:03 UTC / 22:03 CET, Sentinel-1D launches aboard Ariane 6 — keeping Copernicus radar eyes on Earth, all weather, all the time. 🌍

#Sentinel1D #Copernicus #ESA #Ariane6 #EarthObservation
October 28, 2025 at 12:59 PM
sentinelonline.bsky.social
At #BiDS25, Sentinel Online spoke with Ioannis Kotaridis from the EU Satellite Centre @eusatellitecentre.bsky.social 🌍🛰️. He shared how #Sentinel data supports land, water and environmental monitoring. Stay tuned for more #VoicesofSentinel stories! #EarthObservation #SentinelOnline #CopernicusEU
October 22, 2025 at 11:59 AM
sentinelonline.bsky.social
🚀 On 4 Nov 2025 at 18:03 local time (21:03 UTC / 22:03 CET), #Arianespace, on behalf of the @esa.int , will launch #Sentinel1D from Europe’s Spaceport in French Guiana.
October 21, 2025 at 12:00 PM
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What an inspiring few days at #BiDS25! 🌍
The Sentinel Online team connected with researchers, institutions and innovators who are all using #Copernicus Sentinel data to monitor our planet and advance sustainability.
🔗Explore: sentinels.copernicus.eu/web/success-...
#EarthObservation #SentinelOnline
October 17, 2025 at 11:32 AM
sentinelonline.bsky.social
#Sentinel2 captures the golden harvest hues of the Yuanyang Hani rice terraces in China — where farming tradition meets space technology. From orbit, #Copernicus #EarthObservation tracks crop growth, water use and food security.
🔗 dataspace.copernicus.eu/gallery/2019...
October 17, 2025 at 8:28 AM
sentinelonline.bsky.social
🎙️ Voices of Sentinel @ #BiDS2025
Andrea Sibilia (JRC) shares how the #RiskDataHub project relates to Sentinel-based products and reflects on the key risks facing society today — and how geospatial analysis helps us better understand them.
#VoicesofSentinel #SentinelOnline #EarthObservation
October 15, 2025 at 11:52 AM
sentinelonline.bsky.social
We had the pleasure to interview Felix Creamer from the #MaxPlanckInstituteforBiogeochemistry at #BiDS25 🌍🛰️. He shared how he uses Sentinel data in his research. Stay tuned for more Voices of Sentinels interviews!
#SentinelOnline #BigDataFromSpace #EarthObservation
October 10, 2025 at 8:01 AM
sentinelonline.bsky.social
#ESA and #CIMR #L2PAD team met at ICM-CSIC, Barcelona, to discuss Level-2 algorithms for the Copernicus Imaging Microwave Radiometer mission
Launching in 2029, CIMR will deliver hi-res data on polar sea ice, oceans and land
Led by MET Norway with @esa.int support.

🔗https://github.com/CIMR-L2PAD
October 8, 2025 at 8:55 AM
sentinelonline.bsky.social
Celebrating #WorldSpaceWeek2025!
2025’s theme “ #LivinginSpace ” reminds us: understanding Earth from orbit is key to our future beyond it.
#CopernicusEU #Sentinel missions show how space helps us live sustainably on Earth — and inspires life beyond it.
#SentinelOnline #EarthObservation #Space #ESA
October 6, 2025 at 10:37 AM
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🌍 The final day of #BiDS25! A big thank you to everyone who connected with us. Sentinel Online gathered many insights and stories, which we’ll be sharing here soon. Stay tuned!
#SentinelOnline #BigDataFromSpace #EarthObservation #ESA
October 3, 2025 at 9:34 AM
sentinelonline.bsky.social
🎙️ Voices of Sentinel @ #BiDS2025
We spoke with Anne Fouilloux, founder of #VitenHub AS, after her session on "Open Science for AI-ready Earth data". She shared key takeaways and how her team uses Sentinel data to enable open, collaborative EO.
#VoicesOfSentinel #EarthObservation
October 2, 2025 at 9:09 AM
sentinelonline.bsky.social
🛰 At #BigDatafromSpace2025 (BiDS’25), the EOPF Tutorial: Getting Started with Zarr showed how cloud-native tools like #Zarr & #STAC make #EarthObservation data more scalable & accessible.
September 30, 2025 at 11:59 AM
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#SentinelOnline is at #BigDatafromSpace2025! We are excited to join the global EO community to share, connect and highlight how Sentinel data supports innovation, research and real-world solutions.
🔗 www.bigdatafromspace2025.org
Scenes from the Big Data from Space 2025 conference, where scientists, industry leaders, and policymakers come together to discuss how Earth Observation data and space technologies can drive innovation. The images show participants networking, exhibition stands on display, and conference booths highlighting the role of satellite data in tackling global challenges. Scenes from the Big Data from Space 2025 conference, where scientists, industry leaders, and policymakers come together to discuss how Earth Observation data and space technologies can drive innovation. The images show participants networking, exhibition stands on display, and conference booths highlighting the role of satellite data in tackling global challenges. Scenes from the Big Data from Space 2025 conference, where scientists, industry leaders, and policymakers come together to discuss how Earth Observation data and space technologies can drive innovation. The images show participants networking, exhibition stands on display, and conference booths highlighting the role of satellite data in tackling global challenges. Scenes from the Big Data from Space 2025 conference, where scientists, industry leaders, and policymakers come together to discuss how Earth Observation data and space technologies can drive innovation. The images show participants networking, exhibition stands on display, and conference booths highlighting the role of satellite data in tackling global challenges.
September 30, 2025 at 8:04 AM
sentinelonline.bsky.social
🛰️ June’s soil water maps show striking dryness across the UK & Ireland. With satellite data, we can anticipate risks and respond before they spiral.
🔗https://dataspace.copernicus.eu/gallery/2025-6-8-soil-water-index-map-united-kingdom-and-ireland
#SentinelOnline #EarthObservation #Sentinel1 #ASCAT
September 24, 2025 at 8:45 AM
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🌍 We’re delighted to announce the launch of the official Sentinel Online Instagram account: @SentinelOnline 🚀
Follow us for mission milestones, technical updates, EO data applications, visual explainers and real-world impact from the Sentinel missions.
🔗https://www.instagram.com/sentinelonline/
September 19, 2025 at 7:30 AM