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EOSDA LandViewer: Free Access To Satellite ImagesĮOSDA LandViewer is a GIS database with an easy-to-master interface that gives free access to the most widely used open-data satellite images, offers free previews of high-resolution satellite imagery, allowing you to select and order only the ones you require, and features extensive analytic tools. So be prepared that your first search for the required satellite data can be quite time-consuming. It may take a while to familiarize yourself with all the buttons, menu options, and datasets available on the provider’s platform. If you want to analyze the retrieved satellite data, you will need special software.ĮarthExplorer is an undisputed leader among free satellite imagery providers in terms of data variety, but it is not the most user-friendly, especially for a non-expert. The provider’s interface can be used for search, preview, and free GIS data download purposes only. Depending on the sensor, various free data products can be downloaded (Level 1-3, natural color and thermal imagery, etc.).Īnalysis. For downloading large amounts of the USGS’s free satellite images of Earth at once, you will need to install the Bulk Download Application. For free, you can find all possible features, even less common ones - like ancient roads or graves - anywhere in the world.ĭownload. On top of the standard Area of Interest (AOI) selection options (address, coordinates, file upload, or drawing), the provider’s interface offers a feature-based search, which is pretty fun to test. All the found tiles can be conveniently previewed one by one or all at once. The provider allows you to narrow down the search for free satellite imagery by area, date, and cloud cover percentage. The provider also features free datasets provided in collaboration with ISRO (Resourcesat-1 and 2), ESA (Sentinel-2), and some commercial high-resolution satellite images (IKONOS-2, OrbView-3, historical SPOT data). Using this provider, you will find 40 years’ worth of free satellite images from USGS-NASA Landsat missions and a diversity of data from other NASA remote sensors (Terra and Aqua MODIS, ASTER, VIIRS, etc.). The selection of free satellite imagery in EarthExplorer is overwhelming, from optical and radar data to weather satellite photos to digital elevation maps.

The USGS agency has the longest record of collecting free GIS data (free satellite images, aerial, and UAV), which is made available via EarthExplorer (EE). Hide USGS EarthExplorer: Free-To-Use Satellite Imagery Making the Most of Free Imagery Providers.

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