Tag Archives: Fermi

Search for Dark Matter in Gamma Rays

Posted on December 21, 2016 by PlatoHagel

This view from NASA’s Fermi Gamma-ray Space Telescope is the deepest and best-resolved portrait of the gamma-ray sky to date. The image shows how the sky appears at energies more than 150 million times greater than that of visible light. … Continue reading →

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New Source of Gamma Rays Revealed by NASA’s Fermi Space Telescope

Posted on August 5, 2014 by PlatoHagel

These images show Fermi data centered on each of the four gamma-ray novae observed by the LAT. Colors indicate the number of detected gamma rays with energies greater than 100 million electron volts (blue indicates lowest, yellow highest). Image Credit:  … Continue reading →

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Gravitational Waves, as Quantum Flunctuations

Posted on January 26, 2014 by PlatoHagel

“According to modern understanding, even if all matter could be removed from a volume, it would still not be “empty” due to vacuum fluctuations, dark energy, transiting gamma- and cosmic rays, neutrinos, along with other phenomena in quantum physics. In … Continue reading →

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Particle Physics Discussion by Sean Carroll, Matt Strassler and Alan Boyle

Posted on December 9, 2013 by PlatoHagel

New Science Internet Radio with Virtually Speaking Science on BlogTalkRadio Alan Boyle, Matt Strassler & Sean Carroll • Why the Higgs Particle Matters See: Wednesday: Sean Carroll & I Interviewed Again by Alan Boyle The Guardian’s Level-Headed Article on Fukushima Dialogos … Continue reading →

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Fermi’s Now Deeper Study of the High-Energy Cosmos

Posted on December 1, 2013 by PlatoHagel

This compilation summarizes the wide range of science from the first five years of NASA’s Fermi Gamma-ray Space Telescope. Fermi is a NASA observatory designed to reveal the high-energy universe in never-before-seen detail. Launched in 2008, Fermi continues to give … Continue reading →

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Slac-All Access

Posted on May 28, 2013 by PlatoHagel

Three hundred and fifty miles overhead, the Fermi Gamma-ray Space Telescope silently glides through space. From this serene vantage point, the satellite’s instruments watch the fiercest processes in the universe unfold. Pulsars spin up to 700 times a second, sweeping … Continue reading →

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GRB 130427A: Highest-energy Light Ever Detected

Posted on May 3, 2013 by PlatoHagel

The maps in this animation show how the sky looks at gamma-ray energies above 100 million electron volts (MeV) with a view centered on the north galactic pole. The first frame shows the sky during a three-hour interval prior to … Continue reading →

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Cosmic Particle Creation

Posted on February 20, 2013 by PlatoHagel

The husks of exploded stars produce some of the fastest particles in the cosmos. New findings by NASA’s Fermi show that two supernova remnants accelerate protons to near the speed of light. The protons interact with nearby interstellar gas clouds, … Continue reading →

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Supernova Remnant W49B

Posted on February 20, 2013 by PlatoHagel

Credits: X-ray: NASA/CXC/MIT/L.Lopez et al; Infrared: Palomar; Radio: NSF/NRAO/VLA  The highly distorted supernova remnant shown in this image may contain the most recent black hole formed in the Milky Way galaxy. The image combines X-rays from NASA’s Chandra X-ray Observatory … Continue reading →

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ScienceCasts: Dark Lightning

Posted on January 8, 2013 by PlatoHagel

  Click on Image for Larger Viewing See Also: NASA’s Fermi Catches Thunderstorms Hurling Antimatter into Space Dialogos of Eide

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