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08.11.2010
Breathtaking Image of Colliding Galaxies
A beautiful new image of two colliding galaxies has been released by NASA's Great Observatories. (Click "read more" to see.) The Antennae galaxies, located about 62 million light years from Earth, are shown in the composite image from the Chandra X-ray Observatory, the Hubble Space Telescope, and the Spitzer Space Telescope. The Antennae galaxies take their name from the long antenna-like "arms," seen in wide-angle views of the system. These features were produced by tidal forces generated in the collision.
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07.30.2010
Taking a Shot at the Sun
Marshall solar physicists and engineers designed the Solar Ultraviolet Magnetograph Investigation, or SUMI, to determine the strength and direction of magnetic fields in a region of the sun where the magnetic field has never been measured.
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07.26.2010
Space Weather Turns into an International Problem
Representatives from more than 25 of the world's most technologically-advanced nations gathered in Germany July 16th to hear about a problem that may be too big for any one country to handle alone: solar storms.
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