The first image from the surface of another planet *ever* wasn't of Mars.
— Prof. Paul Byrne (@ThePlanetaryGuy) May 29, 2021
It was of Venus, taken by the Soviet Venera 9 lander in 1975.
These are boulders at 470°C and 90 bars, beneath an ocean of supercritical CO₂.
(Top: 6-bit image; bottom: repaired by @DonaldM38768041) pic.twitter.com/Ub4S1j84jA
via Twitter https://twitter.com/ThePlanetaryGuy
May 29, 2021 at 09:19PM
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