Brian Ventrudo

Half a Million Galaxies, Yours to Explore

by Brian Ventrudo December 10, 2009

Move over, Hubble Deep Field.  The Canada-France-Hawaii Telescope has released a new deep-field image of as many as 500,000 galaxies out to a distance of 7 billion light years.  And you can surf the entire image at high resolution with an interactive zoom feature at the CFHT website.

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Cosmic-Ray Intensity Hits 50-Year High

by Brian Ventrudo September 29, 2009

Planning a trip to Mars? Take plenty of shielding. According to sensors on NASA’s ACE (Advanced Composition Explorer) spacecraft, galactic cosmic rays have just hit a space-age high. “In 2009, cosmic ray intensities have increased 19% beyond anything we’ve seen in the past 50 years,” says Richard Mewaldt of Caltech. “The increase is significant, and […]

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A Prototype Detector for Dark Matter in the Milky Way

by Brian Ventrudo September 25, 2009

It doesn’t emit electromagnetic radiation and no one really knows what it is, but that hasn’t stopped a team of European researchers from developing a device which scientists will use to detect and determine the nature of the dark matter that makes up 1/4 of the mass of our universe.

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James Webb Space Telescope Begins To Take Shape

by Brian Ventrudo September 15, 2009

NASA’s James Webb Space Telescope is starting to come together. A major component of the telescope, the Integrated Science Instrument Module structure, recently arrived at NASA Goddard Space Flight Center in Greenbelt, Md. for testing in the Spacecraft Systems Development and Integration Facility.

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Magnetic Fields Have Key Influence on Star Formation

by Brian Ventrudo September 9, 2009

When a giant cloud of interstellar gas and dust collapses to form a new cluster of stars, only a small fraction of the cloud’s mass ends up in stars. Scientists have never been sure why.  But a new study provides insights into the role magnetic fields might play in star formation, and suggests more than […]

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