Ciencias Astronómicas 9 stars: black holes X-rays: binaries 3 accretion, accretion disks 3 methods: numerical 3 binaries: close 2 radiation mechanisms: non-thermal 2 stars: evolution 2 Galaxy: general 1 X-rays: individual (GS 2023+338) 1 cosmology 1 cosmology: theory 1 early universe 1 galaxies: active 1 gamma rays: general 1 history and philosophy of astronomy 1 intergalactic medium 1 novae, cataclysmic variables 1 radiation mechanisms: thermal 1 relativistic processes 1 stars: Population III 1 stars: individual (IE 1740.7-2942) 1 stars: individual (V404 Cyg) 1 stars: jets 1 stars: winds, outflows 1