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Hubble captured this image of the galaxy UGC 477, located about 110 million light years away. It is very bright and incredibly difficult to find, since most of its mass is made up of hydrogen instead of stars.

After perched on a steep slope, the NASA rover Opportunity has stopped to look at his track back. This picture, taken on March 31, shows an unexpected tornado Martian who crosses the valley below.

The probe of the NASA Mars Reconnaissance Orbiter has spotted on the surface of Mars these deposits, left at least three extinct rivers, in Jezero Crater, about 48 kilometers wide and located near the stretch of Isidis Planitia.

Typically, supermassive blacks holes are identified in crowded galaxy clusters. April 6, 2016, however, astronomers have discovered an extremely heavy Black Hole (17 billion Suns) in a sparsely populated region of the universe of stars.



To open the video click on the image, good view from your Alessandro Brizzi.