Mariner 9

Rarity: Rare

A topic known well beyond its field, found in many languages.

Rarity follows how well known the article is: its views on the French and English Wikipedia over a year, and the number of languages it exists in.

At a glance

Class

Invention

Domain

Science and technology

Knowledge cost

6

In collections

Nobody has pulled it yet.

What Wikipedia says

Mariner 9 (Mariner Mars '71 / Mariner-I) was a robotic spacecraft that contributed greatly to the exploration of Mars and was part of the NASA Mariner program.

Excerpt from the Wikipedia article “Mariner 9”, under the CC BY-SA 4.0 license. Read the article on Wikipedia

Image: NASA, Public domain, via Wikimedia Commons.