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Mars · Chaos · 132nd largest named feature

Aurorae Chaos

Classical albedo name.

What Aurorae Chaos is

Aurorae Chaos is a chaos — terrain broken into a jumble of blocks and hollows — on Mars, 714 km across, centred at 8.5° S, 34.8° W in the Margaritifer Sinus quadrangle. It is the 132nd largest named feature on Mars and the 1st largest of its class there.

Where the name comes from

Classical albedo name. The International Astronomical Union approved the name in 1991, under the theme it applies to every chaos on Mars. Of the 29 features of this class catalogued on Mars, the naming categories run Greek (16), Latin (12), Turkey (1).

Feature class
terrain broken into a jumble of blocks and hollows
Diameter
714 km
about the length of Italy
Coordinates
8.5° S, 34.8° W
Planetocentric, on Mars
Name approved
1991
By the IAU Working Group for Planetary System Nomenclature
Quadrangle
Margaritifer Sinus
Map sheet on Mars
Naming category
Latin
Europe

What it would take to settle Aurorae Chaos

Mars scores 26.6 as a world. That number is the same for every square metre of it — but sunlight, water, radiation and the ground under your feet are not. This is the same question asked at 8.5° S, 34.8° W.

Settlement difficulty here
27.8/ 100
Typical for this world
Mars overall
26.6
1.2 harder than the median site
Ranked
1776th
of 2,049 named places on Mars

What this spot has going for it is sunlight 99% of the sunlight the sunniest latitude on Mars gets. What works against it is water outside the ice-bearing latitudes.

Computed from Aurorae Chaos's catalogued latitude, longitude and feature class — 74% of the model's weight had a basis here, and 2 axes were dropped as not applicable to Mars (radiation geometry, earth link). Gravity, pressure, delta-v and distance from the Sun are the same everywhere on Mars and are already counted in the world's own index, not again here.

What this cannot see: elevation. Slope, local shadowing and the polar “peaks of eternal light” — ridge tops near the poles of a barely tilted world that catch sun almost continuously while a crater floor kilometres away never does — need a terrain model this does not have. Where a real mission targets a pole, that is usually why.

What is next to it

The largest chaos features on Mars

All 29 chaos on Mars — mapped together, with the naming theme and the size distribution.