CHANGELOG.md in aws-sdk-groundstation-1.52.0 vs CHANGELOG.md in aws-sdk-groundstation-1.53.0

@@ -1,7 +1,12 @@
 Unreleased Changes
 ------------------
 
+1.53.0 (2024-08-12)
+------------------
+
+* Feature - Updating documentation for OEMEphemeris to link to AWS Ground Station User Guide
+
 1.52.0 (2024-07-10)
 ------------------
 
 * Feature - Documentation update specifying OEM ephemeris units of measurement