St. Petersburg Polytechnic University Journal: Physics and Mathematics Научно-технические ведомости СПбГПУ. Физико-математические науки 2304-9782, 2618-8686, 2405-7223 16 A new class of galactic X-ray sources resulting from interaction of stellar wind with a supernova remnant Новый класс галактических рентгеновских источников как результат взаимодействия звездного ветра с остатком сверхновой звезды Bykov Andrey byk@astro.ioffe.ru Gladilin Petr peter.gladilin@gmail.com Osipov Sergey osm2004@mail.ru Pavlov Georgiy pavlov@astro.psu.edu Ioffe Institute 10 03 2011 1 116 106 110

A model of energetic particle acceleration in the vicinity of expanding supernova shell and of young massive star having powerful stellar wind has been considered. The source was shown to be characterized by unusually hard spectral energy distribution in X- and gamma-ray energy bands.

 interstellar medium supernova remnants particles acceleration at shock waves stellar wind