Articles on Moon

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Analog missions, like those conducted at NASA’s CHAPEA facility at the Johnson Space Center, help scientists study human spaceflight without leaving Earth. Ronaldo Schemidt/AFP via Getty Images

Space exploration in the backyard, on a budget – how NASA simulates conditions in space without blasting off

A planetary scientist who has participated in analog missions describes their value for planning space exploration – and learning about extreme environments on Earth.
God creates the Moon and Sun in Guyart des Moulins’s Bible historiale (c.1420). British Library, Additional 18856, f. 5v. British Library Catalogue of Illuminated Manuscripts

For medieval people, the Moon was both a riddle and a blessing

As a symbol, the Moon did not have an easily decipherable meaning – which encouraged medieval people to read it in playful ways.
At the South Pole, which way is up? Abigail Bishop

Are people at the South Pole upside down?

An astrophysicist who spent time doing research at the South Pole gets to the bottom of how things feel at the ends of the Earth.

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