earth online
  • All Categories
  • Data
  • News
  • Missions
  • Events
  • Tools
  • Activities
  • Instruments
  • Campaigns
  • Documents
  • News - Data Release news

    prompt photo

    New GRACE and GRACE-FO thermosphere datasets released

    The Swarm DISC project Thermosphere Observations from Low-Earth Orbiting Satellites (TOLEOS) reprocessed all GRACE and GRACE-FO data to obtain new thermosphere density and crosswind datasets.

  • Activity - Projects

    Dipolar Spherical Elementary Current Systems (DSECS) toolbox

    The purpose of this project is to create a user-friendly version of a previously developed analysis method for estimating ionospheric currents at low and middle latitudes.

  • News - General News

    prompt photo

    Meet ESA's Swarm Mission Manager

    Anja Strømme, ESA's Swarm Mission Manager, describes in detail the wonders of the Swarm mission.

  • News - Operational News

    prompt photo

    Swarm EFI LP partial data gap between 7 and 11 December 2021

    Some EFI-TII Gain Map Calibration was executed on the three Swarm spacecraft between 7 and 11 December 2021

  • News - Operational News

    prompt photo

    Update on Swarm Field-Aligned Current Dual (FAC_AC) data missing from 7 November 2021

    As a follow-up of the news published on 23 November 2021, we want to update Swarm users about the missing Field-Aligned Current Dual (FAC_TMS_2F) data since 7 November 2021. 

  • News - Data Release news

    prompt photo

    Additional EFI TII Cross Track Flow dataset 0302 available for Swarm satellites

    Additional TII cross-track flow data are now available on the Swarm dissemination server for all the Swarm satellites.

  • Data - Announcement of Opportunity

    prompt photo

    Announcement of Opportunity for NoR

    ESA invites submissions for the Network of Resources (NoR) call, which aims to support research, development and pre-commercial users to innovate their working practices, moving from a data download paradigm towards a 'bring the user to the data' paradigm.

  • Mission - Earth Explorers

    prompt photo


    Swarm is dedicated to creating a highly detailed survey of the Earth’s geomagnetic field and its temporal evolution as well as the electric field in the atmosphere using a constellation of three identical satellites.

  • Instrument - Radar Altimeters

    prompt photo

    STR (Swarm)

    The Swarm Star Trackers retrieve information on the precise satellite orientation and attitude.

  • Instrument - Accelerometers

    prompt photo

    ACC (Swarm)

    The Accelerometer measures the Swarm satellite’s non-gravitational acceleration in its respective orbit.

  • Instrument - GPS

    prompt photo

    GPSR and LRR (Swarm)

    Each Swarm satellite is equipped with a Laser Retro-Reflector for external calibration and validation of the on-board GPS receiver.

  • Instrument - MAGNETOMETERS

    prompt photo


    The Vector Field Magnetometer (VFM) is the primary instrument carried aboard the Swarm satellites.

  • Instrument - MAGNETOMETERS

    prompt photo


    The Absolute Scalar Magnetometer on the Swarm satellites measures the strength of the magnetic field.

  • Instrument - Magnetic Field/Electric Field Instruments

    prompt photo


    The Electric Field Instrument (EFI) aboard the Swarm satellites is the first 3D ionospheric imager in space.

  • Document - Newsletter

    prompt photo


    This issue of the Earth Online Newsletter covers a selection of the latest news and events from ESA.

Cookies & Privacy

We use cookies which are essential for you to access our website and to provide you with our services and allow us to measure and improve the performance of our website. Please consult our Cookie Notice for further information or to change your preferences.