The Emergence Machine

Astronomical Unit

abstract · Astronomy · Level 8 · E0

E0Spacetime

Each concept here is mapped to its prerequisites — the ideas you'd need first to understand it — all the way down to four foundations: Space, Time, Energy, Pattern. Click any prerequisite to drill down, or scroll for the chain graph.

Trace. Question. Emerge.

Emergence definition

A standard unit of measurement for interplanetary distances, emerging from the combination of quantity, which enables the expression of measurable magnitudes, and the sun, which serves as a reference point for the average distance from Earth.

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Wiktionary senses

External reference — all senses of the word “astronomical unit” on Wiktionary. This atlas concept maps to only the slice of meaning relevant to the prerequisite graph.

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Source: Wiktionary — “astronomical unit”. Content available under CC BY-SA 4.0.

Historical origin

Origin word
astronomical unit
Origin language
English

Prerequisite chain

Possible path of this concept down to the fundamental substrate.

thisfoundationsL8L7L6L5L2L1L0Astronomical UnitSunLightPerception… intermediate l…FormLifeStructureChangeMatterQuantityWaveEnergyPatternSpaceTimeE1 concrete → E14 abstract

Neighborhood

Direct prerequisites above, concepts that depend on this one below.

used byprerequisitesParsecL9Astronomical UnitL8QuantityL1SunL7E1 concrete → E14 abstract

In other languages

Prerequisites

What you need to understand first.

  • Quantity L1 (requires)
    Understanding quantity is essential for grasping astronomical unit
  • Sun L7 (requires)
    The AU is the distance from the Sun to Earth, making the Sun's reference crucial.

Used by