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Apps / Asteria

Asteria

AI Reads your Birthchart

Alamahant ✓ Verified

io.github.alamahant.Asteria
View on Flathub ↗

Asteria is a comprehensive astrological chart application that combines traditional astrology with modern AI technology.

Features:

  • Calculate and display natal charts with precise planetary positions
  • Analyze aspects between planets with detailed interpretations
  • View planetary positions by house and sign
  • Examine element and modality distributions
  • Generate AI-powered chart interpretations for deeper insights
  • Calculate transit charts to see how current planetary positions affect your natal chart
  • Clean, intuitive interface for both beginners and experienced astrologers
  • Composite, Davison, and Synastry relationship charts
  • Return charts for Sun, Moon, Mercury, Venus, Mars, Jupiter, Saturn, Uranus, Neptune, and Pluto
  • Secondary progression charts
  • Solar and lunar eclipse calculations
  • Zodiac Signs chart with magazine-style horoscopes
  • Customizable aspect orb slider and additional celestial bodies (Lilith, Ceres, Pallas, Juno, Vesta, Vertex, East Point, Part of Spirit)
  • Aspect Display Settings for customizing aspect line thickness and style
  • Display Settings for chart size, wheel thickness, planet size, glyph size, and UI font size
  • Multi-provider AI support including Mistral, OpenAI, Groq, Ollama, and Gemini
  • Transit, Aspect, and Synastry filters for detailed data exploration
  • Julian/Gregorian calendar toggle for dates before 1582
  • Export charts as PNG, SVG, PDF, or text
  • Share charts with watermark via social dialog
  • Multi-window support with drag-and-drop between windows
  • OpenStreetMap-based location picker
  • AI response language selection including English, Spanish, French, German, Italian, Russian, Greek, Portuguese, Hindi, Chinese, and Arabic
  • Available for Linux, Windows, macOS, and Flatpak
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Screenshots

Main chart view
Main chart view
Planetary Aspects Analysis
Planetary Aspects Analysis
Chart with Information Widgets
Chart with Information Widgets
Chart with Prediction Analysis
Chart with Prediction Analysis
Chart Highlighting Retrograde Planets
Chart Highlighting Retrograde Planets
Complete Astrological Chart
Complete Astrological Chart
Houses Analysis View
Houses Analysis View
Location Selection with OpenStreetMap
Location Selection with OpenStreetMap
Planetary Positions Overview
Planetary Positions Overview
Astrological Reference Dialog
Astrological Reference Dialog
Aspect Display Settings Dialog
Aspect Display Settings Dialog
Chart with Additional Celestial Bodies
Chart with Additional Celestial Bodies

Observed history

App ChangeVersionWhen ↓
updated2.5.17 Oct 2026

Upstream releases

Release notes supplied by the developer. These dates are not Flathub package publication times.

2.5.17 Oct 2026

Tarot Overlay:

  • Tarot cards now display in a dedicated, always-on-top window instead of being overlaid on the input dock
  • Added an Open Tarot button in the input dock to bring the tarot window forward manually
  • The tarot window now hides on close rather than being destroyed, preserving its state
  • Tarot card meanings added.They are displayed in the interpretation dock
2.5.020 Sept 2026

Tarot Overlay:

  • Added Golden Dawn tarot correspondences integrated throughout the chart
  • Hovering a planet or zodiac decan shows the corresponding Minor Arcana card
  • Added six buttons per planet row in Chart Details: P (planet's Major Arcana), S (sign's Major Arcana), D (decan's Minor Arcana), C (decan's court card), A (quadrant's Ace), G (quadrant's Page)
  • Clicking a cell in the Elements and Modalities grid shows its court card
  • Clicking a planet row in the Planets sidebar shows its Major Arcana
  • Added a spinbox in the input dock to adjust the tarot card display height
  • Added Show Tarot Overlay toggle in Settings menu, persisted across sessions
  • Shipped the full Rider-Waite-Smith deck with the app
  • Added CREDITS.md with full attribution for Swiss Ephemeris, OpenStreetMap, Astromoony font, and the RWS tarot deck
2.4.915 Sept 2026

Display Settings & Quick Guide:

  • Added Display Settings dialog (Settings menu) for chart size, wheel thickness, planet size, planet glyph size, and UI font size
  • Added Restore Defaults button to reset all display settings to platform defaults
  • Display preferences are now saved to QSettings and restored on next launch
  • Added platform-aware defaults with calibrated values for Linux and Windows (125% scaling)
  • Added Quick Guide info button in the top-right corner of the main tab widget
  • Fixed QLineEdit placeholder text not visible on Windows with the Fusion palette
  • Consolidated UI font sizing through global settings and removed NoFontMerging on Windows
2.4.84 Sept 2026

Synastry & Relationship Analysis:

  • Synastry Charts
  • Added Synastry chart comparison with Person A and Person B planetary aspects table
  • Added house overlays showing where each person's planets fall in the other's houses
  • Added Save/Load Synastry data with auto-save on calculation
  • Added Synastry, Aspects, and Transit filters available via Tools menu
  • Added AI interpretation support for Synastry relationship analysis
  • Added angles display (Asc, MC, Desc, IC) for both individuals