Very Large Array

Galaxy Violence Revealed! Cosmic Crash Shows Cluster Crunch

by Elizabeth Howell June 3, 2014

Shock waves! Fast-moving particles! Magnetic fields! This image has it all. Behold the merging galaxy clusters MACS J0717+3745 about five billion light-years from our planet. That funny red thing you see in the center is new data from the Karl G. Jansky Very Large Array showing a spot where “shocks caused by the collisions are accelerating particles […]

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Supernova Sweeps Away Rubbish In New Composite Image

by Elizabeth Howell April 11, 2014

Shining 24,000 light-years from Earth is an expanding leftover of a supernova that is doing a great cleanup job in its neighborhood. As this new composite image from NASA reveals, G352.7-0.1 (G352 for short) is more efficient than expected, picking up debris equivalent to about 45 times the mass of the Sun. Elizabeth Howell on Google+

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Black Hole Steals Gas From Trillions Of Stars

by Elizabeth Howell January 23, 2014

Got gas?  The black hole in galaxy cluster RX J1532.9+3021 is keeping it all for itself and stopping trillions of stars from coming to be, according to new research. You can see data above from NASA’s Chandra X-ray Observatory (purple) and the Hubble Space Telescope (yellow). The drama is taking place about 3.9 billion light-years from […]

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Your Weekend Movie: Beyond The Visible: The Story of the Very Large Array

by Nancy Atkinson October 4, 2013

While some of you will no doubt be heading to the theaters to see the new release of “Gravity,” for those that want to stay in for the weekend, here’s the perfect short film. The National Radio Astronomy Observatory (NRAO) has released a new 24-minute film about the recently renovated Karl G. Jansky Very Large […]

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Cosmic Volcano Erupting in M87

by Nancy Atkinson August 19, 2010

It’s the Eyjafjallajokull of space! Chandra and the VLA have teamed up to find an erupting galactic “super-volcano” in the massive galaxy M87. Hot gas glowing in X-ray light (shown in blue) surrounds M87, and as the gas cools, it can fall toward the galaxy’s center where it should continue to cool even faster and […]

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