WebYoung, massive stars are the most powerful X-ray emitters. They usually occur in nebulas, and their hot coronal gases can expand to make a nebula itself a detectable X-ray source. A more powerful type of X-ray source is a supernova remnant, the gaseous shell ejected during the violent explosion of a dying star. X-ray star may refer to: • Be/X-ray binary, a class of high-mass X-ray binaries that consist of a Be star and a neutron star • X-ray binary, a class of binary stars that are luminous in X-rays • X-ray burster, a class of X-ray binary stars exhibiting periodic and rapid increases in luminosity that peak in the X-ray regime of the electromagnetic spectrum

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WebSep 23, 2024 · Fusion in the core ceases. In less than a second, the star begins the final phase of gravitational collapse. The core temperature rises to over 100 billion degrees as the iron atoms are crushed together. The repulsive force between the nuclei is overcome by the force of gravity. So the core compresses but then recoils. WebRay Liotta. Actor: Goodfellas. Intense was the word for Ray Liotta. He specialized in psychopathic characters who hide behind a cultivated charm. Even in his nice-guy roles in … the last kiss concert

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