PCS Observatory v2.1.0 Released — From Earth to the Local Group
PCS Observatory v2.1.0 has been released as a stable scientific visualization baseline spanning Earth, the Solar System, nearby stars, the Milky Way, and the Local Group.
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PCS Observatory v2.1.0 has been formally released as a stable and frozen scientific visualization baseline.
This version extends the observatory from Earth-system monitoring into a multiscale astronomical exploration environment covering the Solar System, nearby stars, the Milky Way, and the Local Group.
Earth → Solar System → Nearby Stars → Milky Way → Local Group
This release includes
- Earth-system observation and regional modes
- The Sun and eight planets
- Eleven representative natural satellites
- NASA, JPL, USGS, Voyager, Galileo, Cassini, and LROC mission imagery
- JPL Horizons DE441 ephemeris cache and orbital-element fallback
- Scientific Scale and Exhibition Scale
- Gaia EDR3 GCNS nearby-star catalogs at 10, 25, 50, and 100 parsecs
- Local star search, selection, data-quality layers, and proper-motion analysis
- A Milky Way reconstruction based on catalog observations and Reid et al. 2019 spiral-arm data
- Sagittarius A*, the Galactic Center, 199 HMSFR tracers, and Magellanic-system views
- M31, M33, the Large and Small Magellanic Clouds, and 102 Local Group catalog records
- Traditional Chinese, English, Japanese, and Korean interfaces
- A complete Changelog, Roadmap, Release Center, Release Audit, and Demo Flow Audit
Evidence categories in astronomical views
- Catalog observation
- Observation-based reconstruction
- Representative visualization
The Milky Way external view is an observation-based reconstruction and is not presented as an external photograph of our galaxy.
Release acceptance
- 88 automated Node tests
- Production desktop and mobile acceptance
- Four-language runtime verification
- Full Earth-to-Local-Group demonstration flow
- Single Cesium Viewer lifecycle verification
- Zero production console exceptions
- Zero required network failures
Version status
- v2.1.0 — Stable / Frozen
- v2.2.0 — Planned
- Deep Space Phase 4 — Not started
The v2.1.0 baseline will only receive critical, security, or browser-compatibility fixes.
Category
PCS Observatory · Release · Research Platform · Deep Space · Astronomy
Tags
PCS Observatory · v2.1.0 · Earth System · Solar System · Gaia · Milky Way · Local Group · Scientific Visualization