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A Stellarator is a type of nuclear fusion reactor that aims to replicate the sun's processes to produce clean and nearly limitless energy. Unlike the more commonly known tokamak, a stellarator uses intricate and non-axisymmetric magnetic fields to confine hot plasma in a steady state, potentially offering more stable and continuous fusion reactions. This design inherently reduces the need for the complex and frequently pulsed operation that tokamak reactors require, making stellarators a promising avenue for sustainable energy production.

The primary goal behind the development of stellarators is to combine the benefits of sustainable energy with advanced technological design, contributing significantly to the green economy. By leveraging intricate coil configurations and magnetic fields, stellarators aim to achieve what is known as "plasma confinement," a state where hydrogen isotopes can fuse to form helium, releasing vast amounts of energy without emitting greenhouse gases.

Designed initially by Lyman Spitzer in the 1950s, modern stellarators, such as the Wendelstein 7-X in Germany, have made considerable strides in overcoming historical engineering challenges. As we advance into an era demanding eco-friendly energy solutions, the stellarator stands at the forefront, representing a monumental step towards achieving the vision of sustainable and renewable energy sources.