They had an astonishing energy value of 250 gigaelectronvolts — some of the highest ever measured in a nova.
that exist in a parasitic relationship called a recurrent nova system. The dense white dwarf absorbs hydrogen gas shed from the red giant's outer later, eventually acquiring so much material that the white dwarf overheats and erupts in a massive thermonuclear explosion called a nova. This occurs cyclically in recurrent nova systems, and for RS Ophiuchi, a cycle lasts approximately 15 years.
The explosion created shock waves that accelerated particles to nearly the speed of light. Based on these observations, scientists now theorize that"gamma-rays emanate from energetic protons, nuclei of hydrogen atoms," the researchers said in a
France Dernières Nouvelles, France Actualités
Similar News:Vous pouvez également lire des articles d'actualité similaires à celui-ci que nous avons collectés auprès d'autres sources d'information.
U.S. Marshals arrest 2 men wanted for committing murder in Cleveland“The Cleveland Division of Police homicide unit continues to produce outstanding work and our task force is doing our best to get these violent fugitives off our Cleveland streets.'
Lire la suite »
Flair to face critics over foreign ownership allegations as it fights to keep flying in CanadaFlair to face critics over foreign ownership allegations as it fights to keep flying in Canada – via financialpost FlairAirlines Business Transportation
Lire la suite »
Court halts South Carolina plan for firing squad executionSouth Carolina’s highest court on Wednesday issued a temporary stay blocking the state from carrying out what was set to be its first-ever firing squad execution.
Lire la suite »
'Rarest Nike shoes ever' produced in 1981 hit auction WednesdayThe rare Nike “One Line” knockoff sneakers were created by co-founder Phil Knight to avoid paying the government $25 million. The classic shoes go up for auction Wednesday.
Lire la suite »
Deadly blasts claimed by ISIS hit northern Afghan citiesAn explosion claimed by the Islamic State at a Shi’ite mosque in the northern Afghan city of Mazar-e-Sharif killed at least 11 people, a health official says, one of a series of blasts around the country.
Lire la suite »
San Mateo’s Mickey McDonald makes A’s debut; Stephen Vogt placed on injured listSan Mateo’s Mickey McDonald, from Serra High and University of Illinois-Chicago, made his big league debut for the A’s.
Lire la suite »