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    FederalASTER Global Digital Elevation Model V003National Aeronautics and Space Administration — The Terra Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER) Global Digital Elevation Model (GDEM) Version 3 (ASTGTM) provides a global digital...
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    FederalCombined GPS Broadcast Ephemeris Data (30-second sampling, hourly files) from NASA CDDISNational Aeronautics and Space Administration — This dataset consists of ground-based Global Navigation Satellite System (GNSS) Combined Broadcast Ephemeris Data (hourly files of all distinct navigation messages...
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    FederalNACP North American Forest Dynamics Project: Forest Disturbance and Regrowth DataNational Aeronautics and Space Administration — This data set provides the results of time-series analyses of Landsat imagery for 55 selected forested sites across the conterminous U.S.A. The output is a pair of...
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    FederalArctic Sea Ice Freeboard and Thickness, Version 1National Aeronautics and Space Administration — This data set provides measurements of sea ice freeboard and sea ice thickness for the Arctic region. The data were derived from measurements made by from the Ice,...
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    FederalSpace-weather HMI Active Region Patch (SHARP)National Aeronautics and Space Administration — SHARP stands for Space-weather HMI Active Region Patch. A SHARP is a DRMS series that contains (1) various space-weather quantities calculated from the photospheric...
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    FederalNorthern Hemisphere EASE-Grid 2.0 Weekly Snow Cover and Sea Ice Extent, Version 4National Aeronautics and Space Administration — The main parameters for this data set are snow cover and sea ice extent; both parameters are derived from SMMR and DMSP-F8, -F11, -F13, and -F17 SSM/I and SSMIS...
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    FederalCatalog of Gamma-Ray BurstsNational Aeronautics and Space Administration — This GRBs Catalog (GRBCAT) records high level information of the GRBs detected since their discovery in 1967. The catalog has been created using publications that...
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    FederalHipparcos Main CatalogNational Aeronautics and Space Administration — The Hipparcos and Tycho Catalogues are the primary products of the European Space Agency's astrometric mission, Hipparcos. The satellite, which operated for four...
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    FederalSentinel-6A GNSS-POD Level 1B Daily RINEX V1 (S6A_GN_1B_RNXD_AX_) at GES DISCNational Aeronautics and Space Administration — This dataset provides the L1B Global Navigation Satellite System (GNSS) Precise Orbit Determination (POD) data generated by European Organisation for the Exploitation...
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    FederalWashington Double Star CatalogNational Aeronautics and Space Administration — The Washington Double Star Catalog (WDS), maintained by the United States Naval Observatory (USNO), is the world's principal database of astrometric double and...
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    FederalCatalog of Galactic OB StarsNational Aeronautics and Space Administration — An all-sky catalog of Galactic OB stars has been created by extending the Case-Hamburg Galactic Plane Luminous Stars surveys to include 5,500 additional objects drawn...
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    FederalMODIS/Terra+Aqua Land Cover Type Yearly L3 Global 500m SIN Grid V006National Aeronautics and Space Administration — The MCD12Q1 Version 6 data product was decommissioned on July 31, 2023. Users are encouraged to use the MCD12Q1 Version 6.1 data product.The Terra and Aqua combined...
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    FederalCYGNSS L3 Ocean Microplastic Concentration V1.0National Aeronautics and Space Administration — This dataset contains the version 1.0 CYGNSS level 3 ocean microplastic concentration data record, which provides 18 netCDF files, each containing one month of daily...
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    FederalAnnual Land Use and Urban Land Cover: Ethiopia, Nigeria, and South Africa, 2016-2020National Aeronautics and Space Administration — This dataset provides a two-tier annual Land Use (LU) and Urban Land Cover (LC) product suite over three African countries, Ethiopia, Nigeria, and South Africa,...
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    FederalCYGNSS Level 3 Ocean Microplastic Concentration Version 3.2National Aeronautics and Space Administration — The CYGNSS L3 Ocean Microplastic Concentration V3.2 dataset is provided by the CYGNSS Science Team of the University of Michigan.CYGNSS was launched on 15 December...
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    FederalA Global Database of Gas Fluxes from Soils after Rewetting or Thawing, Version 1.0National Aeronautics and Space Administration — This database contains information compiled from published studies on gas flux from soil following rewetting or thawing. The resulting database includes 222 field and...
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    FederalChandra Serendipitous Extragalactic X-Ray Source ID (SEXSI) CatalogNational Aeronautics and Space Administration — The Serendipitous Extragalactic X-Ray Source Identification (SEXSI) program is designed to extend greatly the sample of identified extragalactic hard X-ray (2 - 10...
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    FederalGroundwater and Soil Moisture Conditions from GRACE and GRACE-FO Data Assimilation L4 7-days 0.125 x 0.125 degree U.S. V4.0 (GRACEDADM_CLSM0125US_7D) at GES DISCNational Aeronautics and Space Administration — Scientists at NASA Goddard Space Flight Center generate groundwater and soil moisture drought indicators each week. They are based on terrestrial water storage...
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    FederalDaily FluxSat GPP of biomass over Land, Based on MODIS Terra and Aqua adjusted reflectance Collection 6.1, on a Global 0.5 by 0.625 Degree Grid, Level 3 Version 2.2National Aeronautics and Space Administration — This dataset provides global gridded daily estimates of gross primary production (GPP) and uncertainties at 0.5 deg latitude by 0.625 deg longitude resolution for the...
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    FederalGLDAS Catchment Land Surface Model L4 daily 0.25 x 0.25 degree GRACE-DA1 V2.2 (GLDAS_CLSM025_DA1_D_EP) at GES DISCNational Aeronautics and Space Administration — NASA Global Land Data Assimilation System Version 2 (GLDAS-2) has three components: GLDAS-2.0, GLDAS-2.1, and GLDAS-2.2. GLDAS-2.0 is forced entirely with the...
