The Committee on Earth Observation Satellites (CEOS) ensures international coordination of civil space-based Earth observation programs
Joined June 2014
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430 Photos and videos
Jun 4
☁️ Atmospheric Composition meetings @ @SRON_Space
AC-VC & WGCV/ACSG met this week in Leiden, the Netherlands - discussing:
🛰️ Geostationary atmospheric composition constellation
💧 Water vapour
🌫️ Air quality
🎯 Calibration and validation
🔥 Fire and smoke
☁️ Greenhouse gases
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May 21
📢 New CEOS-ARD products!
- @synspective's StriX series NRB product (SAR Normalised Radar Backscatter)
- constellr 's LSTprecision product (Land Surface Temperature)
Congratulations to both teams!
Learn more about CEOS-ARD:
ceos.org/ard/
@CEOSARD
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May 19
🛠️ CEOS Analytics Lab: a cloud-based platform developed by the CEOS SEO, @CSIRO, and the Universidad Adolfo Ibáñez Centre for Earth and Space.
A collaborative, scalable environment for data analysis for use by the CEOS community.
Learn more: ceos.org/news/ceos-analytics…
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May 14
🏗️ Architecture for Interoperability: Building the Foundations
The CEOS Interoperability Handbook describes 25 key recommendations across three key architectural components: preservation, data and metadata, and publishing.
Read more:
ceos.org/news/interoperabili…
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Apr 30
🌿New Biodiversity Virtual Constellation (B-VC)!
Mission: to advance biodiversity understanding, monitoring, and application for the benefit of society by strengthening the community’s use of space-based Earth observations and data products.
📷 B-VC team
@GEOBON_org
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Apr 27
☑️ Thanks to everyone who joined last Friday's CEOS Analysis Ready Data Oversight Group Meeting, covering topics in:
🔨 Compliance Automation & Scalable Peer Review
📈 Adoption, Enablement & Impact
🌎 Initiatives to support the 2026 CEOS-ARD Strategy
📝 CEOS-ARD PFS Updates
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Apr 22
💬 LSI-VC-19 & WGCV-56 @USGS_EROS
Discussing:
📄 2026 CEOS-ARD Strategy
🎯 Calibration and Validation networks
⛰️ Land surface imaging thematic topics
⚖️ Expressing uncertainty
🤝 Commercial engagement
tours of the EROS Center and Cal/Val field site 😎
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Apr 21
🛰️ CEOS @ #JACIE2026
CEOS hosted an exhibition booth, as well as a dedicated side meetings on the CEOS-ARD strategy for feedback from commercial providers; and RadCalNet - looking at the network and its future from both end user and operator perspectives.
@USGS
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Apr 16
🤝 41st Strategic Implementation Team Meeting
This week, CEOS met in Irvine, CA, USA, at the @theNASEM Beckman Center - the first meeting of the @NASAEarth SIT Chair term. Discussed:
🌎 Adaptation and resilience
🌿 Biodiversity
💧 Water Planet
🔥 EO for Disasters
And more!
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Apr 14
💧 Today, CEOS Agencies and hydrology experts met in Irvine, California, USA, for the first CEOS Water Quality Workshop:
Remote Sensing of Water Quality: Requirements for Comprehensive Catchment-to-Coast Observation
Looking forward to continuing the discussions in September!
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Apr 8
🚀 In Q1 2026, CEOS Agencies successfully launched ten new EO satellites. Congratulations to @ASI_spazio, @roscosmos & @ESA_EO on their launches!
Read more - including upcoming launches - in the @eohandbook quarterly report:
ceos.org/mim-reports/q1-2026…
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Apr 1
☁️ Explore the new Climate Data Record Inventory - an open resource from the joint CEOS #CGMS Working Group on Climate to explore existing and planned CDRs from space agency sponsored activities worldwide.
Find out more:
ceos.org/news/cdr-inventory/
@eumetsat
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Mar 30
Future of CEOS-ARD Webinar Recording:
youtu.be/oU4iDi9_-a4?si=rYje…
Read the consultation paper & concept note:
ceos.org/.../Future of C…...
Thanks to @IEEE_GRSS for inviting @CEOSARD to speak!
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Mar 27
📑 Read about the CEOS Interoperability Handbook from the CEOS Working Group on Information Systems & Services (WGISS) in the latest edition of the CEOS #Newsletter: earth.jaxa.jp/ceos-newslette…
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Mar 24
💬 Vocabulary Interoperability: Speaking the Same Language
The CEOS Interoperability Handbook describes 14 recommendations to improve the interoperability of vocabulary - also known as semantic interoperability.
Read more:
ceos.org/news/interoperabili…
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Mar 19
✅ Ensuring Quality and Fit-for-purpose Data with the CEOS-FRM Assessment Framework
📐 The CEOS Fiducial Reference Measurement (FRM) framework provides quality assurance for satellite operators and their calibration and validation data needs. Read more:
ceos.org/news/fiducial-refer…
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Mar 16
🗞️Read the latest CEOS Analysis Ready Data (CEOS-ARD) Newsletter: ceos.org/news/ceos-ard-newsl…
Hear about updates on:
✔️ The Future of CEOS-ARD and 2026 CEOS-ARD Strategy
🛰️ New CEOS-ARD Products in 2025
📄 Product Family Specification Updates
🤝 Commercial Sector Collaboration
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Mar 12
📢 One week left to submit your case studies!
The 2026 @eohandbook on Adaptation and Resilience will include a case study atlas - contribute your stories here: eohandbook.com/2026casestudi…
Thanks to everyone who has submitted so far - keep them coming!
@ESA_EO
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Mar 6
🛰️ CEOS at the @NASA CSDA Program Technical Interchange Workshop
Medhavy Thankappan presented on behalf of CEOS, highlighting the role of public space agencies in supporting commercial providers with calibration and validation, as well as standards to support interoperability
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