What’s Hot?

Listen 00:06:58

Quasar 3C 273, that’s what’s hot. – 18 trillion degrees F!

One of the largest black holes ever seen is discovered in the least likely location – an average sized cluster of galaxies in Eridanus, 200 million miles away. How big? 17 billion solar masses!

Jupiter, Saturn, Mars all available for viewing now!

Image: NASA/STScI

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