Kosmos 1686

Rarity: Common

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At a glance

Class

Invention

Domain

Science and technology

Knowledge cost

2

In collections

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What Wikipedia says

Kosmos 1686 (Russian: Космос 1686 meaning Cosmos 1686), also known as TKS-4, was a heavily modified TKS spacecraft which docked unmanned to the Soviet space station Salyut 7 as part of tests to attach scientific expansion modules to stations in Earth orbit.

Excerpt from the Wikipedia article “Kosmos 1686”, under the CC BY-SA 4.0 license. Read the article on Wikipedia

Image: NASA/David S.F. Portree, Public domain, via Wikimedia Commons.