RT @esa: #ICYMI: The ESA/NASA @ESASolarOrbiter captured Mercury's silhouette against some towering gaseous structures in the Sun’s outer atmosphere.
👉 https://www.esa.int/Science_Exploration/Space_Science/Solar_Orbiter/Mercury_s_black_disc_helps_sharpen_Solar_Orbiter_s_view
🐦🔗: https://n.respublicae.eu/EEAthina/status/1629552368147726336
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