Light from star explosion 12 bn years ago detected

In what could provide new insight into the structure of the early universe, light from the enormous explosion of a star more than 12 billion years ago - shortly after the Big Bang - was recently seen reaching earth.

Gamma-ray burst breaks record for biggest cosmic explosion

Cosmic explosion caused by the death of a star in a distant galaxy became the focus of astronomers around the world after it occurred in April.

Earth`s gold may have originated from colliding dead stars

Unlike elements like carbon or iron, gold cannot be created within a star instead it can only be formed by a cataclysmic event.

NASA`s telescopes capture record-setting gamma-ray burst

Astronomers from around the world were blown away by a record-setting blast of gamma rays from a dying star in a distant galaxy.

Remarkable symmetry seen in black hole jets

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`

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.

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

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

NASA satellite probes origin of exploding stars

Researchers have shed new light into the elusive origins of an important class of exploding star called Type Ia supernovae.

A surprising look at ingredients of galaxies

Astronomers have identified a pair of young galaxies with surprising chemical ingredients in the early Universe following a Gamma-ray burst.