NASA's Atmospheric Science Data Center (ASDC) has maintenance activities scheduled from 9:00 a.m. to 5:00 p.m. EDT on May 29, 2026. Some data processing, receiving, ingesting, and archiving systems will be temporarily unavailable during the maintenance. This outage disables Direct Data Download and website-related URLs (access to documents), along with MISR order tool and the MISR L3 web tool.
Delivery of new Suomi NPP data ceases on Nov. 2, 2026. Users should transition to alternative products.
Suomi NPP data announcement