diff --git a/README.md b/README.md
index 2f1628f..e559ea6 100644
--- a/README.md
+++ b/README.md
@@ -139,6 +139,7 @@ know!](https://github.com/jviotti/awesome-jsonschema/issues/new?assignees=&label
 - [Mozilla Data Pipeline](https://docs.telemetry.mozilla.org/concepts/pipeline/schemas.html?utm_source=awesome-jsonschema) - Mozilla Data Pipeline uses JSON Schema to define telemetry data ingested from Mozilla products and logs from various services.
 - [MuleSoft](https://docs.mulesoft.com/json-module/2.1/json-schema-validation?utm_source=awesome-jsonschema) - The MuleSoft integration framework supports validating a JSON document against a JSON Schema.
 - [MySQL](https://dev.mysql.com/doc/refman/8.0/en/json-validation-functions.html?utm_source=awesome-jsonschema) - MySQL 8.0.17 and later support table constraints to validate a JSON document against a JSON Schema.
+- [NASA](https://gcn.nasa.gov/docs/notices/schema?utm_source=awesome-jsonschema) - NASA maintains the GCN Unified Schema, a collection of JSON Schemas designed for crafting GCN notices expressed in JSON format.
 - [Nakadi](https://nakadi.io?utm_source=awesome-jsonschema) - The Nakadi open-source distributed event bus supports defining event types with JSON Schema.
 - [National Cancer Institute](https://github.com/NCI-GDC/gdcdictionary/tree/develop/gdcdictionary/schemas?utm_source=awesome-jsonschema) - The National Cancer Institute uses JSON Schema to model entities for their Genomic Data Commons collection.
 - [NinJS](https://www.iptc.org/std/ninjs/userguide/?utm_source=awesome-jsonschema) - NinJS standardises the representation of news content in JSON and maintains a JSON Schema document to help validate NinJS implementations.
diff --git a/data.yaml b/data.yaml
index bc386d4..a21d96a 100644
--- a/data.yaml
+++ b/data.yaml
@@ -940,6 +940,12 @@
   type: paper
   summary: Analysis of common defects found in publicly available schemas leading to recommend changes to the spec
 
+- title: NASA
+  url: https://gcn.nasa.gov/docs/notices/schema
+  year: 2023
+  type: adoption
+  summary: NASA maintains the GCN Unified Schema, a collection of JSON Schemas designed for crafting GCN notices expressed in JSON format
+
 - title: JSON Schema CLI
   url: https://github.com/intelligence-ai/jsonschema
   type: tool