Gamma Ray Bursts
GRB Central Engines Observed in Nearby Supernovae?
[/caption] Are the relativistic jets of long gamma ray bursts (GRBs) produced by brand new black holes? Do some core-collapse…
Supernova or GRB? Radio Observations Allow Astronomers to Find Unusual Object
[/caption] For the first time, astronomers have found a supernova explosion with properties similar to a gamma-ray burst, but without…
Fermi Finds Gamma-Ray Microquasar
Fermi's Large Area Telescope has detected bursts of gamma-rays in the binary system Cygnus X-3, which astronomers say are coming…
More Observations of GRB 090423, the Most Distant Known Object in the Universe
[/caption] This image shows the afterglow of GRB 090423 (red source in the centre) and was created from images taken…
Einstein Still Rules, Says Fermi Telescope Team
[/caption] While the Fermi Space Telescope has mapped the gamma ray sky with unprecedented resolution and sensitivity, it now has…
Blaming Black Holes for Gamma Ray Bursts
[/caption] Black holes get a bad rap. Most people are afraid of them, and some think black holes might even…
“Dark” Gamma-Ray Bursts Shed Light on Star Formation
[/caption] Thanks to the Swift satellite and several ground based optical telescopes, astronomers are learning more about so-called “dark” gamma-ray…
GRB Smashes Record for Most Distant Known Object
[/caption] A really, really long time ago in a galaxy far away, a massive star exploded. On April 23, 2009,…
Most Distant Object Ever Seen
[/caption] According to the Sky and Telescope blog, NASA's Swift satellite captured a faint gamma-ray burst (GRB) last Thursday which…
Black Hole Jets Pack One, Two Punch in Radio, Gamma Rays
[/caption] Compact, ultrabright jets at supermassive black holes in active galaxies were already known to pack an impressive punch in radio waves.…