Terra MODIS: Global Earth Surface Observations in 36 Spectral Bands

MODIS instruments aboard the Terra and Aqua satellites view the entire Earth's surface every 1 to 2 days. The data, acquired in 36 spectral bands, are intended to improve understanding of global land, ocean, and atmospheric processes. This Level-1 dataset is provided by the National Aeronautics and Space Administration and was last updated in March 2026.

Use Cases

• Modeling global land surface dynamics based on daily to bi-daily observation frequency
• Analyzing ocean color and optical properties based on multi-spectral data across 36 bands
• Monitoring atmospheric processes based on morning (Terra) and afternoon (Aqua) overpass times
• Validating Earth system models based on the dataset's role in improving understanding of global processes

Strengths

• Data is collected in 36 distinct spectral bands, providing multi-wavelength information.
• Global coverage is achieved with observations of the entire Earth's surface every 1 to 2 days.
• Data is sourced from the authoritative National Aeronautics and Space Administration.

Limitations

• Column-level documentation is absent; field semantics must be inferred after download.
• Row count and total dataset size are unknown, which may limit suitability assessment.
• Data may reflect temporal or geographic bias inherent to the satellite's orbit and sensor capabilities.

Provenance

Source

National Aeronautics and Space Administration

Collection Method

Acquired by the MODIS instrument aboard the Terra (EOS AM) satellite.

Freshness

Last updated 2026-03-12 21:07:46.179723; freshness should be verified.

Geography

Global