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On April 10, 2019, the Event Horizon Telescope (EHT) unveiled the first-ever image of a black hole's event horizon, the area beyond which light cannot escape the immense gravity of the black hole. That giant black hole, with a mass of 6.5 billion Suns, is located in the elliptical galaxy Messier 87 (M87). EHT is an international collaboration whose support in the U.S. includes the National Science Foundation.

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14 Years and 11 Months in Space... One More Month to Go Before #Spitzer15

07.31.18 Posted by Marja Seidel

In less than one month, NASA’s Spitzer Space telescope will be exactly half my age and given how much time went into its planning, preparation and construction, we could probably be twins. But while I've spent all of my 30 years on Earth, Spitzer has spent 15 of those orbiting our Sun in space, looking out into the depths of the Universe.

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