-
Federal
Combined GPS Broadcast Ephemeris Data (30-second sampling, hourly files) from NASA CDDIS
National 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... -
Federal
U.S. Geological Survey Aerial Photography
National Aeronautics and Space Administration —
The U.S. Geological Survey (USGS) Aerial Photography data set includes over 2.5 million film transparencies. Beginning in 1937, photographs were acquired for mapping... -
Federal
China Dimensions Data Collection: China County-Level Data on Population (Census) and Agriculture, Keyed to 1:1M GIS Map
National Aeronautics and Space Administration —
The China County-Level Data on Population (Census) and Agriculture, Keyed To 1:1M GIS Map consists of census, agricultural economic, and boundary data for the... -
Federal
Henry Draper Extension Charts Catalog
National Aeronautics and Space Administration —
The Henry Draper (HD) Catalog (Cannon and Pickering 1918 - 1924, Ann. Astron. Obs. Harvard College 91 - 99) and its first extension, the Henry Draper Extension (HDE)... -
Federal
images_BSCW
National Aeronautics and Space Administration —
image files for the BSCW configuration webpages. -
Federal
Global Man-made Impervious Surface (GMIS) Dataset From Landsat
National Aeronautics and Space Administration —
The Global Man-made Impervious Surface (GMIS) Dataset From Landsat consists of global estimates of fractional impervious cover derived from the Global Land Survey... -
Federal
Declassified Satellite Imagery 2 (2002)
National Aeronautics and Space Administration —
Declassified satellite images provide an important worldwide record of land-surface change. With the success of the first release of classified satellite photography... -
Federal
Geometry, Grid and Boundary Condition Data for EEE Combustor and Turbine
National Aeronautics and Space Administration —
The Energy Efficient Engine (EEE) program was funded by NASA in the mid-1970s to develop a more efficient turbofan engine for aircraft. The contractor reports and... -
Federal
Shuttle Radar Topography Mission 1-arc second Global
National Aeronautics and Space Administration —
The Shuttle Radar Topography Mission (SRTM) was flown aboard the space shuttle Endeavour February 11-22, 2000. The National Aeronautics and Space Administration... -
Federal
Fireball And Bolide Reports
National Aeronautics and Space Administration —
Fireballs and bolides are astronomical terms for exceptionally bright meteors that are spectacular enough to to be seen over a very wide area. The following table... -
Federal
CYGNSS Level 1 Science Data Record Version 3.2
National Aeronautics and Space Administration —
This CYGNSS Level 1 (L1) science data record dataset contains the version 3.2 geo-located Delay Doppler Maps (DDMs) calibrated into Power Received (Watts) and... -
Federal
NACP North American Forest Dynamics Project: Forest Disturbance and Regrowth Data
National 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... -
Federal
Multi-Global Navigation Satellite System (GNSS) Broadcast Ephemeris Data (daily files) from NASA CDDIS
National Aeronautics and Space Administration —
This dataset consists of ground-based multi-GNSS (Global Navigation Satellite System) Broadcast Ephemeris Data. GNSS satellites provide autonomous geo-spatial... -
Federal
Small UAS Flyover Acoustics Data
National Aeronautics and Space Administration —
This dataset provides audio recordings of small unmanned aerial systems (SUAS) -
Federal
National Agriculture Imagery Program (NAIP)
National Aeronautics and Space Administration —
The National Agriculture Imagery Program (NAIP) acquires aerial imagery during the agricultural growing seasons in the continental U.S. A primary goal of the NAIP... -
Federal
Anomaly Detection from ASRS Databases of Textual Reports
National Aeronautics and Space Administration —
Our primary goal is to automatically analyze textual reports from the Aviation Safety Reporting System (ASRS) database to detect/discover the anomaly categories... -
Federal
U.S. Social Vulnerability Index Grids, Revision 01
National Aeronautics and Space Administration —
The U.S. Social Vulnerability Index Grids, Revision 01 data set contains gridded layers for the overall Centers for Disease Control and Prevention (CDC) Social... -
Federal
Aviation Safety Reporting System: Maintenance Reports
National Aeronautics and Space Administration —
A sampling of reports from aircraft maintenance personnel. -
Federal
Historical Urban Population: 3700 BC - AD 2000
National Aeronautics and Space Administration —
The Historical Urban Population, 3700 BC - AD 2000, originally developed by the Yale School of Forestry & Environmental Studies, is the first spatially explicit...