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astrophysics, cosmology, the universe...

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Hubble finds Pluto's moons tumbling in absolute chaos

If you lived on one of Pluto's moons, you might have a hard time determining when, or from which direction, the sun will rise each day. Comprehensive analysis of data from NASA's Hubble Space Telescope shows that two of Pluto's moons, Nix and Hydra, wobble unpredictably.

Posted: Jun 3rd, 2015

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How to weigh the Milky Way

An international team of scientists used streams produced by dissolving globular clusters to measure the weight of our galaxy and determine the location of the sun within the Milky Way.

Posted: Jun 2nd, 2015

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Hubble video shows shock collision inside black hole jet

Astronomers have discovered for the first time a rear-end collision between two high-speed knots of ejected matter from a supermassive black hole. This discovery was made while piecing together a time-lapse movie of a plasma jet blasted from a supermassive black hole inside a galaxy, located 260 million light-years from Earth.

Posted: May 27th, 2015

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Looking for extra-terrestrial life in alien oceans

Great honour for Nicolas Thomas from the University of Berne: The scientist was selected as part of the imaging team for NASA's Europa Clipper mission. The mission will help to answer the question whether there is life in the oceans of Jupiter's moon, Europa.

Posted: May 27th, 2015

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A bubbly cosmic celebration

In the brightest region of the nebula RCW 34, gas is heated and expands through the surrounding cooler gas. Once the heated hydrogen reaches the borders of the gas cloud, it bursts outwards into the vacuum like the contents of an uncorked champagne bottle - this process is referred to as champagne flow. But the young RCW 34 has more to offer; there seem to have been multiple episodes of star formation within the same cloud.

Posted: May 27th, 2015

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Supernovas help 'clean' galaxies

Supernovas just might be the maid service of the universe. It seems these explosions that mark the end of a star's life work hand-in-hand with supermassive black holes to sweep out gas and shut down galaxies' star-forming factories.

Posted: May 27th, 2015

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Monitoring magnetospheres

The research of magnetic, massive stars has uncovered questions concerning the behaviour of plasma within their magnetospheres.

Posted: May 26th, 2015

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