Nuclear Fusion Astrophysics Nucleosynthesis and Stellar Evolution Nuclear Fusion Questions What kind of temperature is produced at the core of a nuclear fission or fusion reaction? Nuclear reactions in the sun’s interior convert what element into another? How do nuclear fusion reactions start? What are nuclear fusion reactions? How do nuclear reactors utilize chain reactions? How can nuclear reactions be used for in-space propulsion? Are scientists currently building an infrared telescope designed to observe fusion reactions in the Sun’s core? During the fusion process, how is mass converted into energy? What is nuclear fusion? How does this occur in the sun? Why are elements with atomic number 26 not formed by nuclear fusion in the cores of very massive stars? What is fusion? What elements are involved in this reaction in the sun? Does nuclear fussion occur naturally? How would a nuclear explosion look in space? What changes take place in an atom during a fusion reaction? Nucleosynthesis and Stellar Evolution View all chapters Nuclear Fusion Models of the Nucleus Main-Sequence Burning Helium-Burning Phase Advanced Nuclear Burning Evolutionary Tracks in the H-R Diagram Stellar Clusters Stellar Remnants Novae and Supernovae Next