Tags » Fermi Gamma-ray Space Telescope

Witnessing a sleeping giant awaken

Astronomers using NASA’s Swift satellite have detected an outburst of high-energy X-rays emanating from a binary system in the constellation Cygnus – signs that a black hole is reawakening after 25 years of slumber.  456 more words


Left-Handed Cosmic Magnetic Field Could Explain Missing Antimatter

The discovery of a ‘left-handed’ magnetic field that pervades the universe could help explain a long standing mystery – the absence of cosmic antimatter. A group of scientists, led by Prof Tanmay Vachaspati from Arizona State University in the United States, with collaborators at the University of Washington and Nagoya University, announce their result in… 139 more words


Despite extensive analysis, Fermi bubbles defy explanation

via Despite extensive analysis, Fermi bubbles defy explanation.

Despite extensive analysis, Fermi bubbles defy explanation

Aug 01, 2014

(Phys.org) —Scientists from Stanford and the Department of Energy’s SLAC National Accelerator Laboratory have analyzed more than four years of data from NASA’s Fermi Gamma-ray Space Telescope, along with data from other experiments, to create the most detailed portrait yet of two towering bubbles that stretch tens of thousands of light-years above and below our galaxy.
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