ISS astronaut photographs Saririaky anorthosite massif in Madagascar

The orbital photograph was captured 28 August 2026, of a rock formation used for lunar geology research.

Luisa Marconi

Senior Space Correspondent

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Astronauts study rare Earth rock to understand Moon's past AI illustrationhow this picture was made

An astronaut aboard the International Space Station captured a photograph of the Saririaky anorthosite massif in southern Madagascar on 28 August 2026.^[1] Anorthosites on Earth are a useful reference for scientists studying the Moon's past. Lunar anorthosites are more than 4 billion years old. Samples brought back by Apollo astronauts remain limited.^[2]

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An astronaut aboard the International Space Station captured a photograph of the Saririaky anorthosite massif in southern Madagascar on August 28, 2026. · NASA ScienceUnited Statesofficial source
Anorthosites on Earth are useful for scientists studying the Moon's past because lunar anorthosites are more than 4 billion years old and samples brought back by Apollo astronauts are limited. · NASA ScienceUnited Statesofficial source

All of them publish from United States. 1 is an official body, so this traces to the document itself.