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Mariner 9 Enters Orbit Around Mars

Mariner 9 entered orbit around Mars on November 13, 1971.

Published · Updated · 1 min read

The Event

Mariner 9 entered orbit around Mars on November 13, 1971. It became the first spacecraft to orbit another planet.

The Wider Story

A major dust storm initially obscured much of the surface. As conditions improved, the mission mapped extensive terrain and revealed a world of volcanoes, canyons and other remarkable features.

Putting the Event in Perspective

Arrival in orbit was not a landing.

Reading the Historical Record

A visual reconstruction should show the spacecraft above the dusty planet and avoid displaying a clear, complete surface map as an immediate first-day result.

About the Historical Recreation

The accompanying visual is an illustrative reconstruction: an illustrative Mariner 9 above a dust-shrouded Mars, no landing. It is not authentic archival footage, an eyewitness record or additional evidence for the event.

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