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Loading contentExplore stars, planets, galaxies, missions, telescopes, night-sky events, mythology, and the symbolic traditions humans built around the sky.
93 topic areas · 87 entries · 7351 graph entities · 12867 connections
Astronomy — Science
Evidence-based and sourced. We describe what is well established, cite authoritative references, and never invent figures or facts.
Astrology — Tradition
Cultural, symbolic, and interpretive heritage — clearly labeled as such. Presented as tradition and history, never as proven science.
Seven hubs organize everything from stars and spacecraft to sky events, calculators, and the history behind it all.
21 topics
The universe, studied with evidence.
12 topics
What to see in the sky, and when.
16 topics
A cultural and symbolic tradition — clearly labeled as such.
12 topics
Tools for the sky — astronomical and traditional.
12 topics
Definitions, history, and the human context of the sky.
12 topics
See the universe — through verified, openly licensed imagery.
8 topics
Learn the sky, step by step.
Every object, mission, and myth is connected — with scientific, cultural, and astrological links kept clearly separate.
Star
The brightest star in the night sky, in Canis Major.
Constellation
Space telescope
Astronomy
Regions where gravity is so strong not even light escapes.
Sky Guide
When Earth passes through cometary debris streams.
Astronomy
Planets orbiting stars beyond the Sun.
Observatory
Imagery from the James Webb Space Telescope.
Guides
From cold gas clouds to shining stars.
Encyclopedia
The Greek myths behind constellation and planet names.
The knowledge graph powers more than articles — explore, compare, learn, and trace the history of the universe.
Asteria Star starts as a rigorous encyclopedia of the sky and is architected to grow into tools, galleries, and — in time — a community.