ASTER: Satellite Imagery Products from NASA's Terra Satellite

NASA EOSDIS provides a single point of entry for the suite of Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER) products archived at the Land Processes DAAC. The dataset includes imagery from the Terra satellite across visible and infrared wavelengths. The access URL links to Earthdata Search with a pre-populated query for all ASTER instrument products.

Use Cases

• Analyze land surface temperature and thermal emission patterns based on infrared wavelength imagery
• Map geological features and mineral composition based on spectral reflectance data
• Monitor land cover changes over time based on multi-temporal satellite imagery
• Validate and calibrate other remote sensing models based on the standardized ASTER product suite

Strengths

• Provided by NASA EOSDIS, an authoritative source for Earth science data
• Access is streamlined via a pre-populated query in the Earthdata Search tool

Limitations

• Description metadata is limited; actual data quality requires manual inspection after download
• Column-level documentation is absent; field semantics must be inferred after download

Provenance

Source

National Aeronautics and Space Administration (NASA)

Collection Method

Archived at the Land Processes DAAC from the ASTER instrument aboard the Terra satellite.

Freshness

Last updated 2026-03-05 19:53:15.788006; freshness should be verified