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a map of Africa and Asia showing silica deposits detected by ECOSTRESS.

Mapping Silicate Minerals From Space

New infrared surveys of silicates and related minerals provide insights for geological research, renewable energy, and rare Earth mineral exploration.
News
Sept. 11, 2026
True-color corrected reflectance image of the eruption of Anak Krakatau on 5 September 2026 from the VIIRS instrument aboard the NOAA-20 satellite. The image shows volcanic gases and brown ash emanating from the volcano.

Volcanic Eruption of Anak Krakatau

A satellite captured multiple ways of viewing the ash and sulfur dioxide emissions in early September 2026.
Worldview Image of the Week
Sept. 11, 2026
Smoke is visible from fires in Kalimantan, Borneo, Indonesia on 28 August 2026 captured by the VIIRS instrument aboard the NOAA-20 satellite

Wildland Fires in Indonesia, August 2026

Wildfires are burning across Indonesia - affecting the islands of Sumatra, Kalimantan, Sulawesi, Java, and Papua and causing poor air quality across the country.
Worldview Image of the Week
Aug. 31, 2026
image of satellite false color fire data

Glossary of Terms

Reference the Earth Observation Data Basics Glossary to better understand terms related to the data provided by our program.
Data Basics
Aug. 25, 2026
SAR land data image with globe pattern overlay

From ERS-1 to NISAR: 35 Years of SAR at ASF

August 2026 marks 35 years since the first downlink of synthetic aperture radar data to the Alaska SAR Facility. ASF has supported many missions and archived many Earth observations since then.
Blog
Aug. 17, 2026
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