Supernova remnants really do produce cosmic rays

Last Updated: Friday, February 15, 2013, 14:47

Analysis of data from NASA`s Fermi Gamma-ray Space Telescope has provided the first clear-cut evidence the expanding debris of exploded stars produces some of the fastest-moving matter in the universe.

Gamma ray camera to shed light on birth and evolution of stars

Last Updated: Wednesday, February 6, 2013, 19:06

AGATA has been developed by the STFC’s Nuclear Physics Group, and a group of UK universities funded by STFC, with the aim of studying the very rarest and heaviest elements predicted to exist.

`Powerful` gamma ray burst may have `hit Earth in 8th Century`

Last Updated: Tuesday, January 22, 2013, 12:37

A new study has suggested that a gamma ray burst, the most powerful explosion known in the Universe, may have hit the Earth in the 8th Century.

Space-time more like Einsteinian whiskey than foamy beer

Last Updated: Thursday, January 10, 2013, 13:01

Space-time may be less like foamy quantum beer and more like smooth Einsteinian whiskey, according to a physicist.

Gamma-ray flares `erupted far from its black hole`

Last Updated: Tuesday, January 8, 2013, 16:41

Astronomers have zeroed in on the source of the months-long blast of energy launched by an enormous black hole almost 11 billion years ago swept past Earth in 2011.

Remarkable symmetry seen in black hole jets

Last Updated: Saturday, December 15, 2012, 15:16

NASA`s Swift satellite and Fermi Gamma-ray Space Telescope have found that high-speed jets launched from active black holes possess fundamental similarities regardless of mass, age or environment.

X-ray vision `may reveal moment of birth of violent supernovae`

Last Updated: Saturday, December 8, 2012, 19:36

A team of astronomers has uncovered new evidence suggesting that X-ray detectors in space could be the first to witness new supernovae that signal the death of massive stars.

Cosmic `fog` from ancient starlight measured

Last Updated: Friday, November 2, 2012, 15:02

Astronomers using data from NASA’s Fermi Gamma-ray Space Telescope have made the most accurate measurement of starlight in the universe.

NASA to reveal new findings about early universe

Last Updated: Tuesday, October 30, 2012, 19:47

NASA will hold a media teleconference next month to discuss new measurements using gamma rays to investigate ancient starlight with the agency’s Fermi Gamma-ray Space Telescope.

Spacetime `more like clear whisky than frothy beer

Last Updated: Friday, August 24, 2012, 18:12

Spacetime, that combines space and time into a single continuum, may be less like beer and more like sipping whiskey, according to a scientist.

Flaring black holes `may help find source of cosmic rays`

Last Updated: Monday, July 30, 2012, 17:40

A possible source of ultra high-energy cosmic rays – gamma-ray bursts, has received a new lease of life in a new study.

NASA’s Fermi detects highest-energy light from powerful solar flare

Last Updated: Tuesday, June 12, 2012, 12:44

NASA’s Fermi Gamma-ray Space Telescope detected the highest-energy light ever associated with an eruption on the sun during a powerful solar blast on March 7.