Space Exploration and Technologies News – overview page 173 | Nanowerk

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Stars reveal the secrets of looking young

In certain circumstances, stars can be given a new burst of life, receiving extra fuel that bulks them up and substantially brightens them. This can happen if one star pulls matter off a neighbour, or if they collide.

Dec 19th, 2012

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A swoosh in space: Merry Christmas from Hubble

The NASA/ESA Hubble Space Telescope celebrates the holiday season with a striking image of the planetary nebula NGC 5189. The intricate structure of the stellar eruption looks like a giant and brightly coloured ribbon in space.

Dec 18th, 2012

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How white dwarfs mimic black holes

New research has revealed that bright X-ray flares in nearby galaxies, once assumed to indicate the presence of black holes, can in fact be produced by white dwarfs.

Dec 17th, 2012

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Hot iron in the cosmos

A precision experiment has provided details of the X-ray emissions from highly ionised iron, advancing our understanding of black holes and supernovae.

Dec 16th, 2012

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Study reveals a remarkable symmetry in black hole jets

A new study using data from NASA's Swift satellite and Fermi Gamma-ray Space Telescope shows that high-speed jets launched from active black holes possess fundamental similarities regardless of mass, age or environment. The result provides a tantalizing hint that common physical processes are at work.

Dec 13th, 2012

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Twin NASA spacecraft prepare to crash into moon

Twin lunar-orbiting NASA spacecraft that have allowed scientists to learn more about the internal structure and composition of the moon are being prepared for their controlled descent and impact on a mountain near the moon's north pole at about 5:28 p.m. EST Monday, Dec. 17.

Dec 13th, 2012

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X-ray laser takes aim at cosmic mystery

Scientists have used powerful X-rays from the Linac Coherent Light Source (LCLS) at the U.S. Department of Energy's (DOE) SLAC National Accelerator Laboratory, to study and measure, in atomic detail, a key process at work in extreme plasmas like those found in stars, the rims of black holes and other massive cosmic phenomena.

Dec 12th, 2012

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