Rare silica grains in Antarctic meteorites `originated in same supernova`

Last Updated: Monday, April 29, 2013, 14:39

Scientists believe silica grains may even come from the same star explosion that sparked the formation of the solar system.

Grains of sand from supernova found in meteorites

Last Updated: Saturday, April 20, 2013, 14:34

Scientists have been studying stars by looking at specks of dust carried to Earth in meteorites.

Yellow supergiant star`s supernova explosion detected

Last Updated: Sunday, April 7, 2013, 14:28

Astronomers independently detected a yellow supergiant star at a location closely matching that of the supernova SN 2011dh in the M51 galaxy through images obtained with the Hubble Space Telescope.

Hubble finds most distant supernova yet

Last Updated: Friday, April 5, 2013, 11:07

Using data gathered by NASA`s Hubble Space Telescope, a team of astronomers at The Johns Hopkins University has found the farthest supernova so far of the type used to measure cosmic distances.

Highest resolution images of Supernova 1987A reveal its secrets

Last Updated: Wednesday, April 3, 2013, 10:24

Astronomers have succeeded in observing the death throes of a giant star in unprecedented detail.

New kind of `mini` supernova discovered

Last Updated: Wednesday, March 27, 2013, 11:51

Astronomers have reportedly discovered a new kind of supernova called Type Iax. This new class is fainter and less energetic than Type Iax.

Origin of Kepler`s supernova revealed

Last Updated: Tuesday, March 19, 2013, 15:09

Data from NASA`s Chandra X-ray Observatory point to the origin of a famous supernova, discovered in 1604 by Johannes Kepler.

Youngest-known supernova remnants discovered

Last Updated: Saturday, March 16, 2013, 21:40

NASA`s Swift satellite has uncovered the previously unknown remains of a shattered star while performing an extensive X-ray survey of our galaxy`s central regions.

Rare `young-looking` supernova found in old galaxy

Last Updated: Friday, March 8, 2013, 10:26

Using the Pan-STARRS telescope on Haleakala, astronomers have found a young-looking supernova on the outskirts of a bright elliptical galaxy.

Cassini spacecraft sheds light on how cosmic rays are accelerated

Last Updated: Tuesday, February 19, 2013, 14:18

The international Cassini spacecraft has detected particles being accelerated to ultra-high energies, similar to the acceleration that takes place around supernova explosions .

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.