How many colles are there on Venus?

16 features on Venus carry the IAU descriptor Collis, out of 1,985 named places on the world.

What does Collis mean in planetary nomenclature?

Collis is the IAU descriptor term for a small hill or knob. It is used on 3 of the mapped worlds, for 44 named features in total.

Akkruva Colles, 1,059 km across — 8.7% of Venus's own diameter. Saami-Lapp fishing goddess.

The IAU draws these names from 16 categories: Latin (1), Russia (1), China (1), Roman (1), Greek (1), Phoenician (1), New Zealand (1), Lithuania (1).

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मिशन हब

16 named features carry the IAU descriptor Collis — a small hill or knob on Venus, out of 44 in the mapped Solar System.

Named

of 1,985 named places on Venus — 0.8%

Largest

1,059 km

Akkruva Colles

Median size

409 km

Across the 16 with a measured diameter

Named between

1985–2003

IAU approval dates

The IAU assigns each feature class on each world a naming theme. Across the 16 colles with a recorded origin, 16 categories appear, led by Latin.

Latin1Russia1China1Roman1Greek1Phoenician1New Zealand1Lithuania1

Every one has its own page, on the surface it sits on.

The same descriptor is used on 2 other worlds, for 28 more features.