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Asteroid Day Live | 48-Hour Broadcast

Beginning June 29, Brian Cox returns to host the first ever 48-hour global broadcast about asteroids & space. Bringing together asteroid experts, astronauts, policy makers and celebrities. This 6-hour Live segment from Luxembourg begins at 12PM CEST (6AM ET) on June 29. It will be repeated on June 30 and July 1. ESA and the European Southern Observatory are producing…

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Ancient Globular Clusters Cradle Supermassive Stars

    Ancient Globular Clusters Cradle Supermassive Stars By Judith E Braffman-Miller Our majestic barred-spiral Milky Way Galaxy is surrounded by more than 150 ancient globular clusters, each hosting hundreds of thousands of sparkling stars that are packed tightly together and held in place by gravity. Globular clusters are spherical collections of stars that orbit around the core of their…

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Interstellar Dust From Our Solar System’s Birth

    Interstellar Dust From Our Solar System’s Birth By Judith E Braffman-Miller Our Sun formed from the jumbled leftovers of the nuclear-fusing furnaces of earlier generations of stars–and like other stars, it was born within a dense, frigid blob cradled within one of the giant, dark, interstellar molecular clouds that float through our Milky Way Galaxy in huge numbers….

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Organic Material And Mysterious Methane On Mars

    Organic Material And Mysterious Methane On Mars By Judith E Braffman-Miller Human observations of Mars go all the way back to an ancient era when Egyptian astronomers discovered it in the 2nd millennium B.C., at a time when the Pharaoh Khakhaure Senusret III ruled over this Bronze Age civilization. Since then, perhaps no other planet in our Sun’s…

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Milky Way’s Mystery Objects Look Like Gas Clouds, But Behave Like Stars

    Milky Way’s Mystery Objects Look Like Gas Clouds, But Behave Like Stars By Judith E Braffman-Miller It has been said, with a great deal of truth, that the longer we know someone the weirder that person gets. The Universe is like that; keeping its weird secrets to itself, only revealing them reluctantly to those curious observers who find…

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When Dead Stars Collide

    When Dead Stars Collide By Judith E Braffman-Miller Before the first stars were born, the Universe was an expanse of featureless darkness–devoid of light and life. The first generation of stars to shatter this swath of blackness, with their fierce stellar fires, were not like the stars we see today, because they were not born the same way….

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Distant Stars, Diamond Dust, And A Mysterious Microwave Light

    Distant Stars, Diamond Dust, And A Mysterious Microwave Light By Judith E Braffman-Miller Sparkling newborn sun-like stars are born surrounded by a swirling, whirling disk of gas and dust that astronomers call protoplanetary accretion disks, and these encircling disks contain the precious ingredients from which the baby star’s family of planets and other objects ultimately emerge. Indeed, a…

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