Notice Content from the ASF DAAC website will be moving to a new NASA website (earthdata.nasa.gov) from now until the end of 2026. During this process links are redirected in stages. Thank you for your patience as we make this transition. Can't find what you need? Contact us at [email protected].

NOTICE

ASF is currently experiencing a delay in receiving new Sentinel-1 products from ESA. We continue to receive data, but expect delays of one week or longer before new acquisitions are available from ASF. We will provide updates as they become available and apologize for the inconvenience.

Alaska Satellite Facility

The Alaska Satellite Facility is part of the Geophysical Institute, located on the University of Alaska Fairbanks campus.

ASF downlinks, processes, archives, and distributes remote-sensing data to scientific users worldwide
ASF promotes, facilitates, and participates in the advancement of remote sensing to support national and international Earth science research, field operations, and commercial applications
ASF is committed to providing high-quality data and services quickly and reliably
Coming Soon! NISAR — A dedicated NASA and ISRO SAR satellite mission, optimized for studying hazards and global environmental change. ASF will be the NISAR Data Hub!