Learn & Discover
Dive into Earth observation with ESA's curated contents, revealing satellite data applications and illustrating real-world examples through captivating images of remote sensing technology.
Success Stories
Read articles about the successes of ESA's mission programmes and applications of the data obtained by the satellites....
EXPLORE MOREGallery
Discover the diverse beauty of our planet through ESA's satellite imagery, showcasing unique perspectives and intricate patterns from across the globe....
EXPLORE MOREInfographics
Browse a series of infographics covering ESA missions and related data collections, as well as overviews of projects, campaigns, and tools....
EXPLORE MOREFAQ
Navigate through our FAQ section for helpful insights and straightforward answers on utilizing Earth Online's features & data access....
EXPLORE MOREQuality Reports Advanced Search
Explore the Quality Control Reports - access, filter, and download reports from various ESA and TPM missions with ease....
EXPLORE MOREDATA APPLICATION
Transforming space data into climate action
Learn how ESA’s satellite data supports climate action by tracking ice loss, greenhouse gases, and environmental changes....
Satellite data boost global understanding of land surface
Discover how ESA satellites monitor Earth's land surface, tracking changes in vegetation, soil moisture, and climate impacts....
Space helps monitor Earth’s changing biosphere
Explore how ESA satellites monitor Earth's changing biosphere, from forests to oceans, aiding climate action and understanding carbon cycles...
Satellite data key to monitoring the oceans
ESA's satellite missions provide crucial data to monitor oceans, supporting ecosystem protection, climate research, and maritime safety....
How ESA uses space data to explore deep Earth
ESA missions help scientists understand how Earth's core, mantle, and crust impact the planet's changing environment....
How space data are transforming the global food system
Earth observation is enabling data-driven change in agriculture, helping farmers adapt to today's challenges....
Satellites reveal changes to Earth’s icy zones
ESA's Earth observation activities are helping scientists and the impact of climate change on ice loss....
Space data help unravel the complexities of Earth’s atmosphere
Discover how space data is revolutionising our understanding of Earth's atmosphere...
Success Stories
CryoSat helps crack the last great frontier: sea ice in Canada’s Northwest Passage
Canada’s Northwest Passage is widely known as one of the last great frontiers. 120 years since Amundsen finally cracked its icy narrows, it ...
Heritage data reveal potential interactions between Campi Flegrei and Vesuvius volcanoes
The densely inhabited area of Naples, Italy, between Campi Flegrei caldera and the Vesuvius volcano, is one of the most hazardous regions in...
How Swarm is helping scientists study the ionosphere
A team of scientists has used Swarm data to refine a model that helps predict the behaviour of the ionosphere. This layer of Earth’s atmosph...
How SMOS could help conserve prehistoric cave art
Paintings etched by our distant ancestors onto walls deep within the Altamira caves in Northern Spain provide an invaluable glimpse into the...
FAQ
How do I access Swarm data?
Swarm data can be accessed via the Swarm Dissemination Server.
Have you noticed some missing corrections inside the CryoSat Level-1 or Level-2 ice and ocean products?
Have a look at the Daily Performance Quality Reports for the relevant date and product type. These reports are generated when an issue is id...
Have you noticed some flags in CryoSat Level-1 or Level-2 ice and ocean data products and want to understand what they mean?
The most useful documents to find information about the CryoSat products flags are the relevant Product Handbooks and Product Format Specifi...
When plotting CryoSat Level-2 SARIn products, why are the measurements often scattered off to the side of the ground track?
The purpose of the CryoSat SARIn mode is to directly determine the across-track angle offset of the returning echo (by using the phase diffe...
GALLERY
Explore the Gallery for a vivid array of stunning images and interactive visuals that bring our planet's diverse landscapes, cultures, and wildlife to life.
SPOTLIGHT ON EO COMMUNITY
Meet the Quality Assurance for EO Team
The Quality Assurance For Earth Observation (also known as QA4EO) Service began its operations on 1 November 2019, providing support to the ...
ESA's data provider: how ICEYE contributes to Earth observation
ICEYE delivers unparalleled persistent monitoring capabilities to detect and respond to changes in any location on Earth, faster and more ac...
Spotlight on Third Party Mission provider: Airbus
Airbus' space technologies have a growing impact on people's daily life: from deep-space exploration and scientific missions, to today's mos...
ESA's data provider: How GEOSAT contributes to Earth observation
Discover how GEOSAT, one of ESA's data providers, delivers high-resolution satellite imagery for disaster monitoring and environmental analy...
INFOGRAPHICS
Commercial satellite data in agriculture and food security
Commercial Earth observing satellites, whose data are disseminated via ESA’s Third Party Missions (TPMs) programme, are having an increasing...
How commercial satellites are transforming urban monitoring
Commercial Earth observation (EO) missions are having an increasing impact on urban monitoring, providing detailed observations across multi...
An overview of EarthCARE's Data, Innovation and Science Cluster
Following the launch of ESA's EarthCARE (Cloud, Aerosol, and Radiation Explorer) satellite in May 2024, a group of experts from 16 organisat...
Showcasing ESA's HEDAVI Earth observation tool
ESA's HEDAVI (HEritage DAta VIsualiation) is a platform that allows users to freely access over 40 years of ESA Earth observation Heritage, ...