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Star Stories - FLWO

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The oral tradition of preserving memory through stories told about the night sky has preserved cultures as far back as the Ancient Greeks and Egyptians. Whipple Observatory and KGVY radio...

Free-Floating Stars in the Milky Way's Bulge

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The path of a light beam is bent by the presence of mass, as explained by General Relativity. A massive body can therefore act like a lens - a so called "gravitational lens" – to distort ...

Dark Matter and Massive Galaxies

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About eighty-five percent of the matter in the universe is in the form of dark matter, whose nature remains a mystery, and the rest is of the kind found in atoms. Dark matter exhibits gra...

The Radcliffe Wave

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The Gould Belt is an expanding ring of young stars, gas and dust situated about a thousand light-years from the Sun - which is to say, in our solar neighborhood. It stretches over a few t...

A Submillimeter Survey of Protostars

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The formation of stars involves the complex interactions of many phenomena, including gravitational collapse, magnetic fields, turbulence, stellar feedback, and cloud rotation. The balanc...

The Cosmic Confusion of the Microwave Background

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Roughly 380,000 years after the big bang, about 13.7 billion years ago, matter (mostly hydrogen) cooled enough for neutral atoms to form, and light was able to traverse space freely. That...
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