Add PlanetaryTime.time and .date convenience properties

CHANGELOG.md

@@ -5,6 +5,13 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## [1.2.0] - 2026-04-16
+
+### Added
+
+- `PlanetaryTime.time` property — current time of sol as formatted string `HH:MM:SS`
+- `PlanetaryTime.date` property — current date as formatted string `Year X, Sol Y`
+
 ## [1.1.0] - 2026-04-16
 
 ### Added