Fermi discovers a gamma-ray-only pulsar
The first highlight of the recently launched Fermi Gamma-Ray Space Telescope is the discovery of a new type of object: a gamma-ray pulsar without detectable pulsations at radio, optical or X-ray wavel...
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The first highlight of the recently launched Fermi Gamma-Ray Space Telescope is the discovery of a new type of object: a gamma-ray pulsar without detectable pulsations at radio, optical or X-ray wavel...
High-energy, gamma-ray astronomy symposium
New window opens on high-energy universe
The discovery with ESA’s International Gamma-ray Astronomical Laboratory (INTEGRAL) satellite that the gamma-ray emission of the Crab Nebula is strongly polarized along the direction of its spin axi...
The extreme luminosity of quasars is thought to be generated by supermassive black holes accreting surrounding material at the heart of galaxies. If the accretion has a preferred rotation axis, the in...
Astronomers have, for the first time, observed a star in the act of exploding. The event happened in January while NASA’s Swift satellite was observing another supernova in the same galaxy. The ...
The Gamma-Ray Large Area Space Telescope (GLAST) was launched by NASA on 11 June from the Cape Canaveral Air Force Station in Florida.
Konstantin Zioutas argues the case for a new scenario for solar axions.
Impressive results from this extensive air shower detector in New Mexico.
GRB 080319B is the plain name for an extraordinary gamma-ray burst (GRB) that was so bright that it could be seen with the unaided eye for 30 s. The detailed observation of the prompt optica...