Oscar Martin Mesonero

Editor's Choice

lunar eclipse mirage

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By: Oscar Martin Mesonero November 19, 2021

Astronomy Pictures: Sky & Telescope's Online Gallery

Seagull Nebula, a beautiful nebula in the winter sky

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By: Oscar Martin Mesonero January 23, 2021

Editor's Choice

Selfie with the total solar eclipse, next to the Andes mountains

By: Oscar Martin Mesonero August 21, 2019