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Groundbreaking space rocket is hotter than the Sun

[July 10, 2023: Staff Writer, The Brighter Side of News]


Their ongoing efforts mark a seminal moment in our quest to explore the cosmos, promising to transform our understanding of interstellar travel. (CREDIT: Pulsa Fusion)


An unprecedented endeavor in aerospace engineering is taking shape in the quiet town of Bletchley, England, spearheaded by UK's cutting-edge company, Pulsar Fusion.


Embarking on an audacious mission to construct the most practical and largest nuclear fusion rocket engine to date, the firm is primed to catapult humanity's presence in space to unprecedented heights. Their ongoing efforts mark a seminal moment in our quest to explore the cosmos, promising to transform our understanding of interstellar travel.


 
 

This ambitious project pivots around the assembly of a massive, 8-metre fusion chamber – a giant metallic womb designed to birth a new star. When it's ignited in 2027, it's not hyperbole to claim that this small corner of Bletchley will momentarily outshine even the sun, becoming the hottest point in the solar system. Its exhaust, a byproduct of taming an artificial star, is expected to reach speeds surpassing an astonishing 500,000 miles per hour.


At the heart of this initiative, researchers at Pulsar Fusion aim to conjure conditions within the chamber that mimic the very core of our sun. The goal is to generate a final plasma shot of several hundred million degrees, a fiery outpouring of energy hotter than anything naturally occurring within our solar system. Achieving this will require an orchestration of physics, engineering, and computing unlike any ever undertaken.


 

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Dr. James Lambert, CFO of Pulsar Fusion, offered insight into the complexities of their mission: "The difficulty is learning how to hold and confine the super-hot plasma within an electromagnetic field. The plasma behaves like a weather system in terms of being incredibly hard to predict using conventional techniques."


This difficulty stems from the capricious nature of the plasma, a state of matter that has consistently defied scientists' attempts to tame it. As it heats up to hundreds of millions of degrees, its behaviour becomes increasingly erratic, leading to abrupt stoppages in the reaction - a characteristic attributed to the science of Magneto-Hydro Dynamics (MHD) and Gyrokinetics.


 
 

Lambert elaborated: "Scientists have not been able to control the turbulent plasma as it is heated to hundreds of millions of degrees, and the reaction simply stops. This unpredictability is attributed to the science Magneto-Hydro Dynamics (MHD) and Gyrokinetics, the state of the plasma is changing all the time."


Pulsar Fusion engine hot test fire. (CREDIT: Pulsar Fusion)


Despite these hurdles, there have been encouraging developments in the field, most notably at the Lawrence Livermore laboratory in 2022 where fusion temperatures were attained. However, Lambert cautioned that the key to mastering fusion lies not just in achieving these extreme temperatures, but in making small, consistent improvements. He said, "Scientists can get to fusion temperatures, as recently demonstrated...and this will be achieved again more often going forward, but small improvements can dramatically improve the results in our favour."


 
 

To tackle these challenges, Pulsar Fusion has formed an innovative alliance with Princeton Satellite Systems. The collaboration aims to leverage the data from the world-record-holding PFRC-2 reactor, feeding it into supercomputer simulations. The objective is to predict more accurately how super-hot plasma behaves under electromagnetic confinement, which will inform and enhance the rocket engine prototype's design.


The Direct Fusion Drive (DFD) is a compact nuclear fusion engine which could provide both thrust and electrical power for spaceships. This technology opens unprecedented possibilities to explore the solar system in a limited amount of time and with a very high payload to propellant masses ratio. (CREDIT: Pulsar Fusion)


Richard Dinan, CEO of Pulsar, highlighted the quantum leap that their fusion rocket represents over current technology: "Our current satellite engines we make today at Pulsar, produce up to 25 miles per second in exhaust speeds. We hope to achieve over 10 times that with fusion."


 
 

More than merely an engineering marvel, the potential applications of the fusion rocket could revolutionize space exploration. Dinan asserted, "If the Pulsar rocket test can achieve fusion temperatures at its demonstration to Aerospace partners in 2027, then the technology has the potential to half mission times to Mars, reduce flight time to Saturn from 8 years to 2 and ultimately empower humanity to leave our solar system."



Promising transparency and consistent updates to their partners, Dinan declared that early firings would begin in 2025, providing valuable insights into whether the project is on track. After the ground-based trials, the next major milestone is a test firing in orbit.


The integration of AI within these ambitious ventures is a given. Dinan stated, "To the fusion community, AI truly does have the potential to allow us to achieve engines capable of interstellar space travel." His comment underscores the multi-disciplinary approach needed to conquer the final frontier - harnessing the star-making process, blending artificial intelligence with cutting-edge physics, and pushing engineering to its limits.


The challenges are formidable, but if Pulsar Fusion's audacious project proves

 
 

successful, the rewards could be astronomical. A viable fusion rocket would mark a paradigm shift in our relationship with space, turning science fiction into science fact, and heralding a new era of exploration and discovery. As we edge closer to this tantalizing future, the eyes of the world will be trained on a small town in England, where a new sun is being born.







For more science and technology stories check out our New Innovations section at The Brighter Side of News.


 

Note: Materials provided above by the The Brighter Side of News. Content may be edited for style and length.


 
 

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