Image Sources

Primary Image Sources

• USGS Earth Explorer - Satellite images, aerial photos, maps, and much more
    Now includes on-demand ASTER products and Landsat Surface Reflecatance
• GloVIS - USGS Global Visualization Viewer, a primary site for Landsat and ASTER
• NASA Earthdata Search - Access most NASA data - MODIS Land products, ASTER, AVHRR, other data
• USGS Satellite Image Catalog - A list of the types of satellite images offered by the USGS
    With product descriptions and links to get the data
• LandsatLook Viewer - USGS browse for Landsat images from January 1999 to present - JPEG images only
• Climate Engine - Landsat, MODIS, and Climate data - easily graph or download many products
  - click logo for tutorials
• WELD - Web Enabled Landsat Data - USGS annual, seasonal and monthly composites of Landsat data from January 2003 to present - US only
   
• NASA MODIS home page - The place to start for MODIS
• MODIS Level 1 and Atmosphere Archive - MODIS Daily scenes and Atmosphere products
• MODIS Data Subsets - MODIS Land Product time-series subsets - see the FAQ
• NASA AppEEARS - Easily extract MODIS and Landsat WELD point sample data
• MODIS Reprojection Tool on the Web - Great way to get a limited number of MODIS tiles
      - read the User Guide!
   
• USGS LP DAAC E-Learning - Very good tutorials, presentations, and webinars on data availability and access!
• NASA EarthData YouTube Channel - Many webinars and How To videos for sensors
   
• Suomi and VIIRS Data Access - NOAA CLASS data server (register and view the tutorial)
• NOAA DMSP and VIIRS Nighttime Lights - NOAA NCEI
• NOAA VIIRS Monthly Nighttime Lights - NOAA NCEI
• SMAP - Soil Moisture Active Passive
• G-LiHT - Goddard's LiDAR, Hyperspectral & Thermal Imager
• Declassified satellite imagery - USGS site for Corona and other images
• Corona Atlas of the Middle East - U. of Arkansas web-based image atlas
   
• The National Map -USGS site for National Elevation Data (NED), NAIP high res aerial photography, Landcover and other data
• USGS Data in Action - Many interesting projects using satellite images
• NASA Sensing Our Planet - NASA-Featured research projects from 2015
   
• Alaska Satellite Facility - SAR and ALOS data from the U. of Alaska Fairbanks
• USGS EROS home page - Earth Resources Observation Systems Data Center
• Goddard Earth Sciences - Data and Information Services Center
• Global Land Cover Facility - Many free ortho-rectified Landsat MSS, TM, and ETM scenes available
• Landsat Ground Stations

Ocean Data

• National Oceanographic Data Center
• NOAA IOOS - Integrated Ocean Observing System
• NOAA Coastwatch - Great lakes Region
• Ocean Color Products from NASA - MODIS and SeaWiFS
• Remote Sensing Systems (RSS) - Various enhanced research data for oceans
• Northeast Ocean Data - From the Northeast Regional Ocean Council

Atmosphere Data

• OCO-2 - Orbiting Carbon Observatory-2 - JPL
• AIRS - Atmospheric Infrared Sounder
• AURA - Atmospheric Chemistry
• GOSAT - Greenhouse Gases Observing Satellite "IBUKI"
• SCIAMACHY - SCanning Imaging Absorption spectroMeter for Atmospheric CHartographY
• CALIPSO - Profile observations of cloud and aerosols and IR imagery

Snow and Ice

• NSIDC - National Snow & Ice Data Center - snow cover and sea ice products

NDVI Data

• Global SPOT Vegetation data - 10-day composites from 1998 at 1 km resolution
• GLFC data for the U.S. - 16-day composites from 2001 at 250 m resolution
• MODIS Data Subsets - MODIS Land Product time-series subsets - NDVI as well as other data

LiDAR

• USGS LiDAR - USGS LiDAR Information page
• CLICK - USGS Center for LiDAR Information Coordination and Knowledge - link no longer working
• FUSION - USFS and U. of Washington LiDAR visualization software
• rapidlasso GmbH - Open source LAStools utilities
• LiDAR Links - Where to find LiDAR data
• NASA G-LiHT - NASA Goddard LiDAR, Hyperspectral & Thermal Imager (and data)

Commercial Image Distributors

• DigitalGlobe - QuickBird, Ikonos, GeoEye and WorldView (resolution under 1m )
• DigitalGlobe Foundation - Satellite imagery grants for academic research
• SPOT Image catalog - Search for data online
• Astrium - Part of Airbus Defence and Space for SPOT & other European data
• Swedish Space Corporation

Other Image and Data Sites

• LEDAPS - Reflectance (TOA and Surface) for N. America and forest disturbance for mid-Atlantic region
• Aerial Photography Field Office - USDA
• The National Agriculture Imagery Program (NAIP) - USDA
• USDA Geospatial Data Gateway - Access NAIP and other USDA data
• NCDC/NOAA/NESDIS: Satellite Active Archive - AVHRR, GOES and other NOAA imagery
• The Global Change Master Directory
• GOES Browse Server - Recent data only
• NOAA Office of Satellite Data Processing and Distribution
• NOAA Nighttime Lights Program - Earth Observation Group includes VIIRS, DMSP, NightSat
• The Planetary Data System - Loads of data and tools for the "other" planets!

Aerial & Shuttle (SSEOP) Photos

• Historical Aerials - A time-series of aerial photos for many parts of the U.S.
• NASA Gateway to Astronaut Photography of Earth
• USDA NAIP - National Aerial Imagery Program
• ASPRS Aerial Data Catalog - Searchable list of data sources