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How to Build an Earth-Size Telescope


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Sagittarius A black hole, Milky Way

This is how Sagittarius A*, the black hole at the center of the Milky Way, "sees" the Event Horizon Telescope. The red lines trace the baselines between the EHT's constituent stations.

Credit: Laura Vertatschitsch at the Harvard-Smithsonian Center for Astrophysics

Looking into the galactic center is hard.

From Scientific Amercian
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