earth online
  • All Categories (33)
  • Data (1)
  • News (12)
  • Missions (2)
  • Events (11)
  • Tools (2)
  • Activities (1)
  • Campaigns (1)
  • Documents (3)
  • News - Events and Proceedings

    prompt photo

    Celebrating ESA’s first small satellite with science success

    Scientists and data users gathered at a special workshop to celebrate the end of PROBA-1’s CHRIS sensor and discuss the results of this overachieving mission.

  • News - Thematic area articles

    prompt photo

    Space data support Earth’s ecosystems

    ESA’s Earth observation (EO) missions are making a critical contribution to monitoring transformations in our planet’s ecosystems, helping track changes in the vegetation, soil, and ocean that affect these systems.

  • Event - Workshop

    prompt photo

    PROBA-1 CHRIS End of Mission Workshop

    The PROBA-1 CHRIS End of Mission Workshop will take place from 18-19 January 2024 in Ghent, Belgium.

  • News - Thematic area articles

    prompt photo

    Tracking the world’s forests from space

    As human activities continue to threaten the planet’s forests, data delivered by satellites are boosting global efforts to conserve these crucial natural resources.

  • News - Infographics

    prompt photo

    Focusing on Envisat MERIS Full Resolution Level-2 data

    ESA's Envisat mission continued and expanded upon the legacy of its predecessors, the ERS (European Remote Sensing) satellites. Operating between 2002 and 2012, the satellite's 10 instruments acquired a decade of data for many applications.

  • News - Thematic area articles

    prompt photo

    Global understanding of Earth's land surfaces greatly boosted by satellite data

    ESA perform land surface monitoring with a range of instruments onboard satellites acquiring optical and radar data. Collections of data from these missions are freely available for research purposes.

  • Event - Training

    prompt photo

    EO Summer School 5

    ESA's series of summer schools, on Monitoring of the Earth System, aims to promote the exploitation of Earth observation data.

  • Event - Training

    prompt photo

    EO Summer School 3

    ESA's series of summer schools, on Monitoring of the Earth System, aims to promote the exploitation of Earth observation data.

  • News - Thematic area articles

    prompt photo

    Space helps monitor Earth’s changing biosphere

    Earth’s biosphere is continually changing. Through its pioneering Earth observation missions, ESA is making critical contributions to monitor these changes and their impacts on Earth’s water and carbon cycles.

  • News - Infographics

    prompt photo

    PROBA-1 - From technology demonstration to long-term Earth observation

    Learn about ESA's PROBA-1 (Project for On-Board Autonomy) mission in our new infographic.

  • News - Events and Proceedings

    prompt photo

    Data preservation takes centre stage at Living Planet Symposium

    Against the backdrop of the famed Rhine River, world-class scientists and Earth observation data-users are gathered this week in the historical city of Bonn, at the Living Planet Symposium (LPS).

  • News - Spotlight on EO community

    prompt photo

    Interviewing Mirko Albani

    ESA’s Heritage Space Programme Manager describes the goals of the programme, some of the challenges involved in preserving and improving 40 years of historical Earth observation data, and his passion for curating this long-term archive.

  • News - Spotlight on EO community

    prompt photo

    Introducing Mirko Albani

    In this short introduction, ESA's Heritage Missions Programme Manager describes what he likes most about ESA's long term archive of satellite mission data and his role in the programme.

  • News - Success Stories

    prompt photo

    How Envisat helped to shape global understanding of Earth’s systems

    Twenty years have passed since a ground-breaking European spacecraft designed to deliver unprecedented insight into the planet’s changing environment was lofted into orbit.

  • Activity - Projects

    prompt photo

    Dragon 2 Cooperation Programme

    The Dragon 2 Programme focussed on the exploitation of ESA, ESA's Third Party Missions and Chinese Earth observation data for science and applications development in land, ocean and atmospheric applications.

  • Event - Training

    prompt photo

    2nd Advanced Training Course on Ocean Remote Sensing 2009

    This advanced training course focused on ocean remote sensing theory and applications.

  • Tools - Apps

    prompt photo

    Heritage Missions app for iOS

    Download the Heritage Missions application to discover what the missions were about, how it worked and what the elements of the space and ground segment that make these missions unique.

  • Tools - Apps

    prompt photo

    Heritage Missions app for Android

    Download the Heritage Missions application to discover what the missions were about, how it worked and what the elements of the space and ground segment that make these missions unique.

  • News - Infographics

    prompt photo

    Envisat - ESA's versatile Earth observation satellite

    Learn more about ESA's Envisat mission - the largest Earth observation satellite ever built - in a new infographic.

  • Data - EO Sign In Authentication (Open)

    prompt photo

    PROBA-1 CHRIS Level 1A

    CHRIS acquired a set of up to five images of each target during each acquisition sequence, these images were acquired when PROBA-1 was pointing at distinct angles with respect to the target. CHRIS Level 1A products (supplied in HDF data files, version 4.1r3) include five formal CHRIS imaging modes, classified as modes 1 to 5: Mode Name Swath Spectral Bands/Ground Resolution Mode 1 Aerosols 13 km 62 at 34 m (773 nm / 1036 nm) Mode 2 Water bands 13 km 18 at 18 m Mode 3 Land channels 13 km 18 at 18 m Mode 4 Chlorophyll band set 13 km 18 at 18 m Mode 5 Land channels 6.5 km 37 at 18 m Spatial coverage: Check the spatial coverage of the collection on a map available on the Third Party Missions Dissemination Service.