Chapter Summaries

Key Plot Points and Events

• Lord Lin, a significant figure in a distant feudal dynasty, is predicted to pass away in five days.
• Count Ellis, father of Frederick Agar Ellis, visits Cambridge University, delivering a speech that indirectly criticizes the Ge Wu Society and Old Tang's work.
• Xu Yun and Old Tang prepare for a night of calculations using historical observation records to find the ninth planet.

Character Developments

• Xu Yun remains calm and composed, even after Count Ellis's speech, showing his determination to continue his work.
• Old Tang is affected by Count Ellis's speech but remains committed to his goal.
• Count Ellis reveals his conservative views on Mathematics and Science, prioritizing industry and commerce over theoretical exploration.

Significant Themes

• The tension between traditional values and scientific progress is highlighted through Count Ellis's speech and Xu Yun's determination.
• The power dynamics between the aristocracy and academia are explored through Count Ellis's influence and Old Tang's struggle.

Character Interactions

• Xu Yun and Old Tang work together, showing unity and support for each other's goals.
• Xu Yun comforts Wheat after Count Ellis's speech, showing empathy and understanding.
• Xu Yun and Gauss, along with other mathematicians, prepare for the night's calculations, demonstrating teamwork and collaboration.

Key Plot Points and Events

• The team uses the Titius-Bode Law to estimate Pluto's position.
• They calculate the gravitational effect of Pluto on Uranus using mathematical formulas.
• They compare the difference in orbital deviation to determine Pluto's position.

Character Developments

• Xu Yun demonstrates his mathematical prowess and leadership.
• Gauss, Riemann, and other mathematicians showcase their skills in calculation and problem-solving.
• Students from the Mathematics department volunteer to assist in the calculations.

Significant Themes

• The power of collaboration and teamwork in scientific discovery.
• The importance of precision and accuracy in scientific calculations.
• The influence of historical events and family legacies on scientific pursuits.

Character Interactions

• Xu Yun interacts with Gauss, Riemann, and other mathematicians, demonstrating mutual respect and collaboration.
• Xu Yun encourages and supports Tian Haosuo, a young mathematics student.
• Students from the Mathematics department volunteer to assist the mathematicians, showing respect for their work.

Key Plot Points and Events

• The chapter discusses the history and limitations of astronomical observation, focusing on the invention of the telescope and the challenges of naked-eye observation.
• Xu Yun and the team continue their calculations to find Pluto, with Gauss eventually succeeding.
• The chapter also touches on the vastness of the universe and the concept of fate.

Character Developments

• Xu Yun remains determined and resourceful in his search for Pluto, using his knowledge of modern astronomy to guide the historical figures.
• Gauss, despite his age, demonstrates his exceptional mathematical abilities in calculating Pluto's orbit.
• Tian Haosuo, initially overwhelmed by the vastness of the universe, questions the concept of fate and seeks guidance from Xu Yun.

Significant Themes

• The theme of destiny and fate is explored through Tian Haosuo's introspection and Xu Yun's response, highlighting the idea that one's life is not predetermined.
• The chapter also emphasizes the vastness and mysteries of the universe, contrasting the limited understanding of historical astronomers with modern knowledge.

Character Interactions

• Xu Yun interacts with Tian Haosuo, offering advice and guidance on the concept of fate and the nature of celestial bodies.
• Gauss works closely with Xu Yun, Riemann, and Wheat to calculate Pluto's orbit, demonstrating the collaborative nature of scientific discovery.
• William Whewell, the dean of Cambridge, attempts to insert himself into the historical event, highlighting his ambition and desire for recognition.

Summary

Key Plot Points and Events

• William Whewell questions the discovery of Pluto due to its faint appearance and the precision required.
• Gauss successfully calculates Pluto's position, and George Biddell Airy locates it using the astronomical telescope.
• Pluto is officially discovered and named 'Ellis' by Xu Yun, with George Biddell Airy's approval.

Character Developments

• William Whewell: Struggles to understand the precision of modern scientific instruments.
• Gauss: Successfully calculates Pluto's position, solidifying his reputation as a mathematical genius.
• George Biddell Airy: Relieved from pressure after successfully locating Pluto, further cementing his support for emerging scientific disciplines.
• Xu Yun: Names Pluto 'Ellis' to honor Count Ellis' contribution and create a new anecdote in this timeline.

Significant Themes

• The struggle between old and new ideas, represented by William Whewell's difficulty accepting the precision of modern scientific instruments.
• The power of collaboration and teamwork, as seen in the combined efforts of Gauss, Faraday, Xu Yun, and others leading to the discovery of Pluto.
• The role of nicknames in celestial bodies, reflecting the cultural exchange and historical context of the time.

Character Interactions

• Xu Yun and Gauss: Collaborate to discover Pluto, with Gauss calculating its position and Xu Yun naming it 'Ellis'.
• Xu Yun and George Biddell Airy: Work together to locate Pluto and discuss its naming, with Airy expressing gratitude to Xu Yun for his contributions.
• Xu Yun and William Whewell: Interact briefly, with Whewell questioning the discovery of Pluto due to its faint appearance.

Key Plot Points and Events

• Gauss discovers anomalies in old photographs of Pluto, suggesting a companion star.
• The companion star's size is estimated to be nearly equal to Pluto's.
• Gauss calculates that Pluto's orbit might be influenced by another, undiscovered planet.

Character Developments

• Xu Yun: Struggles to maintain composure upon hearing Gauss's revelations, showing signs of distress and unease.
• Gauss: Becomes increasingly puzzled and concerned as he uncovers more evidence supporting the existence of a companion star to Pluto.

Significant Themes

• The unexpected and its consequences: The discovery of a potential companion star to Pluto throws Xu Yun's plans into disarray.
• The unknown: The possible existence of another planet beyond Pluto's orbit represents the vast, unexplored nature of the universe.

Character Interactions

• Xu Yun and Gauss: Xu Yun listens intently as Gauss shares his findings, trying to hide his growing anxiety. Gauss, engrossed in his calculations, barely notices Xu Yun's reaction.
• Xu Yun and Xiao Mai: Although not directly interacting in this chapter, Xiao Mai's involvement in discovering the anomalies in the photographs sets the events in motion.

Key Plot Points and Events

• The chapter discusses the history of discovering Pluto and its moon Charon, and the subsequent search for a ninth planet in the Solar System.
• Gauss and Xu Yun discuss the feasibility of finding the ninth planet, with Gauss expressing his determination despite the challenges.

Character Developments

• Gauss: Reveals his humble background and displays his confidence and determination in pursuing his goals, comparing himself to a miracle.
• Xu Yun: Shows concern for Gauss's health and the feasibility of finding the ninth planet, acting as a reminder of the historical timeline.

Significant Themes

• Perseverance and determination in the face of challenges, as exemplified by Gauss's pursuit of mathematical truths and the search for the ninth planet.
• The role of technology and data analysis in scientific discovery, highlighted by the methods used to find planets within and beyond the Solar System.

Character Interactions

• Gauss and Xu Yun: Discuss the prospects of finding the ninth planet, with Xu Yun acting as a reminder of the historical timeline and Gauss expressing his determination and confidence.
• Gauss and Riemann: Discuss the next steps in their calculations, with Gauss acknowledging the challenges they face in finding the ninth planet.

Key Plot Points and Events

• Xu Yun shares Gauss's words about not believing in fate and the power of human achievement.
• Xu Yun reveals that Old Su left behind useful astronomical observation tools and methods.
• Xu Yun presents Gauss with the design of a Schmidt telescope, which can significantly improve observation quality.
• Xu Yun shares formulas with Gauss that explain Mercury's perihelion precession, hinting at the theory of relativity.
• Gauss agrees to help prepare for further observations and invites Charles Babbage to assist.

Character Developments

• Gauss: Becomes more enthusiastic and determined to pursue astronomical discoveries after learning about Old Su's contributions and seeing the potential in Xu Yun's ideas.
• Xu Yun: Shows his ability to think ahead and provide innovative solutions, further impressing Gauss.

Significant Themes

• Human achievement and the power of human will.
• The pursuit of knowledge and discovery.
• The importance of collaboration and assistance in scientific endeavors.

Character Interactions

• Xu Yun and Gauss: Their interaction deepens as Xu Yun shares more information, and Gauss becomes more eager to work with him.
• Gauss and Riemann/Wheat: They observe Gauss's interaction with Xu Yun and show curiosity about the information Xu Yun shares.

• Key Plot Points and Events: Charles Babbage, the 'Father of Computers', faces rejection from Barclays Bank for funding his Analytical Engine project. He meets with Ada Lovelace and her husband, William King, who brings news of potential interest from Cambridge University.

Character Developments

• Charles Babbage: Struggles to secure funding for his Analytical Engine project, showing determination and resilience.
• Ada Lovelace: Supports Babbage's project despite her husband's initial reluctance, demonstrating her commitment to the cause.
• William King: Initially hesitant but ultimately supportive of Ada's involvement in Babbage's project.
• Significant Themes: The struggle for recognition and funding in scientific innovation, the power dynamics between banks and inventors, and the personal sacrifices made for one's work.
• Character Interactions: Babbage, Ada, and William King interact, showing a mix of determination, support, and initial hesitation. Babbage's interaction with the bank supervisor highlights the challenges faced by innovators in securing funding.

Key Plot Points and Events

• Xu Yun proposes an investment deal to Babbage and Ada for the development of the Analytical Engine, with Trinity College investing a minimum of 50,000 Pound Sterling.
• Babbage initially believes the project's requirements are unattainable but changes his mind after seeing Xu Yun's optimized design solutions.
• Babbage, Ada, and Earl Lovelace agree to move to Cambridge Town within a week to begin work on the Analytical Engine, with the first installment of one million Pound Sterling to be paid upon arrival.

Character Developments

• Babbage initially feels overwhelmed and disheartened by the project's requirements but gains renewed confidence after seeing Xu Yun's designs.
• Ada remains silent during the meeting but shows excitement when reviewing Xu Yun's designs.
• Earl Lovelace supports his wife and Babbage's decision to accept the investment.

Significant Themes

• The power of innovation and optimization in driving technological progress.
• The importance of investment and support in research and development.
• The potential of collaboration between different fields and cultures.

Character Interactions

• Xu Yun interacts with Babbage, Ada, and Earl Lovelace, presenting them with an investment opportunity and providing optimized design solutions for the Analytical Engine.
• Babbage, Ada, and Earl Lovelace discuss and agree to accept the investment and move to Cambridge Town to begin work on the project.
• Gauss and Faraday are mentioned as guarantors of the investment, but they do not appear in this chapter.

Key Plot Points and Events

• Ada Lovelace is diagnosed with early-stage cervical cancer.
• Xu Yun offers to help Ada with her treatment, mentioning a friend at University College London who could perform the surgery with a high success rate.
• Xu Yun completes the second stage of the Wall-facer mission, and the system generates the third stage task: "It is lonely," which is likely related to finding the true ninth planet.

Character Developments

• Ada Lovelace remains determined to continue her work on the Analytical Engine despite her health issues.
• Earl Lovelace is worried about Ada's health but supports her work.
• Babbage is concerned about Ada's health and the progress of the Analytical Engine.
• Xu Yun shows empathy and willingness to help Ada, demonstrating his growth as a character.

Significant Themes

• The importance of health and well-being, especially in the face of illness.
• The tension between personal ambition and responsibility towards loved ones.
• The power of determination and perseverance in the face of adversity.

Character Interactions

• Ada and Earl Lovelace's relationship is strengthened by their shared determination and love for each other.
• Babbage and Ada's partnership in the Analytical Engine project is tested by Ada's health issues.
• Xu Yun's interactions with the Lovelaces show his growth as a character, demonstrating his ability to empathize and help others.

Key Plot Points and Events

• Xu Yun meets Charles Darwin, who thanks him for saving his daughter Annie's life with nitroglycerin pills.
• Darwin asks for more pills, and Xu Yun agrees, but in exchange, he wants Darwin to write an objective report on the Eastern human race.
• They shake on the deal, and Xu Yun gives Darwin more pills. No unexpected events occur in the following two weeks.

Character Developments

• Charles Darwin: Becomes more open to Eastern culture and agrees to write a report on the Eastern human race. His faith in creationism wavers after Annie's near-death experience.
• Xu Yun: Shows his understanding of evolutionary theory and its potential impact on racial views. He aims to influence the course of history by correcting misconceptions.

Significant Themes

• The influence of evolutionary theory on racial views and the potential impact on the Eastern human race.
• The importance of objective reporting and the dangers of emotional bias in scientific research.
• The responsibility of individuals to correct historical mistakes and promote progress in their fields.

Character Interactions

• Xu Yun and Charles Darwin: They establish a mutually beneficial relationship. Darwin is grateful for Xu Yun's help and agrees to his request, while Xu Yun provides Darwin with life-saving medicine and gains an influential ally.
• Xu Yun and the timeline: Xu Yun continues to navigate the timeline, making calculated changes to influence the course of history while avoiding unexpected events.

Key Plot Points and Events

• Xu Yun reflects on the origins and controversies of Christmas in Huaxia.
• Xu Yun learns that Easterners are investigating him, causing him concern.
• The 'This Child' conferral ceremony takes place at Cambridge University, with Evelyn Escu being the sole recipient this year.

Character Developments

• Xu Yun: Becomes more cautious due to the investigation, maintains a calm demeanor.
• Evelyn Escu: Receives the 'This Child' badge, showcasing her academic prowess.
• Hubert Airy: Warns Xu Yun about the investigation, demonstrates loyalty as an ally.

Significant Themes

• The impact of Western culture on Huaxia, with a focus on the origins and controversies of Christmas.
• The tension between Xu Yun's past life knowledge and his current situation, highlighted by the Easterners' investigation.
• Academic excellence and recognition, as seen in the 'This Child' ceremony.

Character Interactions

• Xu Yun and Hubert Airy: Their relationship deepens as Hubert warns Xu Yun about the investigation.
• Xu Yun and Evelyn Escu: Though not interacting directly, Xu Yun witnesses Evelyn's academic achievement.
• Xu Yun and Prince Albert: The prince requests Xu Yun's presence, hinting at an upcoming interaction.

Summary

Key Plot Points and Events

• Prince Albert, the uncrowned king of the British Empire, meets Xu Yun (Luo Feng) to inquire about the Wind Spirit Moon Shadow Sect.
• Albert reveals that the British Empire is considering war with the East due to trade deficits and the East's prohibition of tobacco trade.
• Xu Yun declines to reveal information about the Wind Spirit Moon Shadow Sect, but requests more study abroad opportunities for Eastern students.

Character Developments

• Xu Yun demonstrates his understanding of the complex political situation and makes a strategic decision to decline Albert's request for information.
• Prince Albert shows his benevolent view towards the Wind Spirit Moon Shadow Sect and his desire to cooperate rather than go to war.

Significant Themes

• The inevitable progress of history and the struggle of individuals against it.
• The power dynamics between the British royal family and Parliament.
• The potential benefits and drawbacks of studying abroad for Eastern students.

Character Interactions

• Xu Yun and Prince Albert have a tense but respectful conversation, with Xu Yun declining Albert's request for information about the Wind Spirit Moon Shadow Sect.
• Xu Yun requests more study abroad opportunities for Eastern students, and Albert agrees, showing his willingness to help despite Xu Yun's refusal.

Summary of Chapter 293: Christmas Dinner

Key Plot Points and Events

• Xu Yun declines Prince Albert's invitation and returns to the dorm, reflecting on his efforts to plant seeds for future change.
• He attends a Christmas dinner with friends, including Old Tang, Evelyn, Wheat, Riemann, Kirchhoff, Hubert Airy, Tian Haosuo, and Sylph.
• The dinner features a mix of Chinese and Western dishes, with Xu Yun introducing some Chinese cuisine.
• Tian Haosuo accidentally drops a cup, and Xu Yun uses this incident to encourage him to overcome his inferiority complex.
• They play a game with the Christmas pudding, and Riemann finds the coin, considering it a good omen for his upcoming doctorate.
• Xu Yun suggests they share their future life plans and record them in a book to compare later.

Character Developments

• Xu Yun: He continues to reflect on his role in influencing the East's future and encourages his friends to think about their life goals.
• Tian Haosuo: He struggles with his inferiority complex but shows willingness to change and improve.
• Riemann: He expresses contentment with a modest academic future, unaware of his true historical significance.
• Sylph: She appears healthier and more at ease, showing progress in her recovery.

Significant Themes

• Influence of the West on the East: Xu Yun reflects on the potential impact of Western culture on Easterners and the need to foster national pride.
• Self-improvement and personal growth: Tian Haosuo's struggle with his inferiority complex highlights the importance of self-reflection and change.
• The power of friendship and camaraderie: The Christmas dinner brings everyone together, fostering a sense of unity and shared purpose.

Character Interactions

• Xu Yun and Tian Haosuo: Xu Yun encourages Tian Haosuo to overcome his inferiority complex, showing concern for his well-being.
• Riemann and Xu Yun: Riemann expresses his contentment with a modest academic future, contrasting with his true historical significance.
• Everyone at the dinner: The group shares a meal, plays games, and discusses their future plans, fostering a sense of camaraderie.

Summary of Chapter 294: Einstein Has Left the Group Chat

Key Plot Points and Events

• Wheat reveals his future plans, including pursuing a master's degree with Faraday.
• Gauss gives Wheat manuscripts containing non-Euclidean geometry, which Gauss had not made public.
• Xu Yun encourages Wheat to study the manuscripts and pursue graduate studies.

Character Developments

• Wheat: Struggles with his future plans due to family debts but is open to pursuing a master's degree.
• Gauss: Revealed to have researched non-Euclidean geometry but kept it private.
• Xu Yun: Shows concern for Wheat's future and encourages him to pursue his academic goals.

Significant Themes

• The pursuit of knowledge and academic goals despite personal obstacles.
• The impact of Gauss's non-Euclidean geometry manuscripts on Wheat's future work.

Character Interactions

• Xu Yun encourages Wheat to study Gauss's manuscripts and pursue graduate studies.
• Riemann expresses admiration for Wheat after learning about Gauss's manuscripts.
• Wheat shares his future plans with Xu Yun and the others at the dining table.

Key Plot Points and Events

• Xu Yun learns that Evelyn's existence is linked to his actions in the past.
• Xu Yun and Evelyn have a complex, non-romantic relationship.
• Xu Yun decides to write a mysterious note for the future reunion.
• The group decides to reunite on July 20, 1866, which is Riemann's original death date.
• Faraday visits Xu Yun early in the morning to resume research on glow discharge using the 'Xiao Yan tube' designed by Xu Yun.

Character Developments

• Xu Yun: Struggles with his feelings for Evelyn and decides to write a mysterious note for the future.
• Faraday: Determined to resume research on glow discharge after a 12-year hiatus.
• Evelyn: Shows consideration for Xu Yun by not adding 'braised pork' to her wish.

Significant Themes

• The consequences of one's actions and their impact on the future.
• The power of determination and perseverance in scientific research.
• The complex nature of relationships and emotions.

Character Interactions

• Xu Yun and Evelyn: Their relationship is complex and non-romantic, with Xu Yun trying to understand Evelyn's motivations.
• Faraday and Xu Yun: Faraday seeks Xu Yun's help in resuming his research on glow discharge.
• Faraday and the group: Faraday leads the group in resuming research on glow discharge, with Gauss, Weber, Kirchhoff, and Riemann assisting.

Key Plot Points and Events

• Xu Yun witnesses a historical experiment involving a low-pressure gas discharge tube.
• Faraday and his colleagues observe six distinct regions within the tube, unaware of the seventh and eighth regions.
• They determine that the ray originates from the cathode and temporarily name it the "cathode ray."

Character Developments

• Faraday: Shows excitement and awe upon observing the clear imaging of the tube, reflecting his dedication and curiosity.
• Kirchhoff: Demonstrates physical strength and endurance in operating the vacuum pump.
• Weber: Displays keen judgment and analytical skills in identifying the cause of dark regions.

Significant Themes

• Scientific Discovery and Innovation: The experiment highlights the process of scientific discovery, with Faraday and his colleagues making significant observations that will impact future physics.
• The Role of Curiosity and Dedication: Faraday's enthusiasm and dedication drive the experiment, emphasizing the importance of curiosity and perseverance in scientific progress.

Character Interactions

• Faraday and Gauss: They exchange glances and speak in unison, indicating a strong intellectual connection and mutual understanding.
• Faraday and Kirchhoff: Faraday acknowledges Kirchhoff's hard work, showing appreciation for his assistance.
• Xu Yun and Faraday: Xu Yun remains calm during the experiment, contrasting with Faraday's excitement, and they exchange information about the ray's name.

Key Plot Points and Events

• Faraday, Kirchhoff, and Gauss conduct an experiment to deflect cathode rays using an electric field, confirming their charged particle nature.
• Faraday and Kirchhoff measure the charge and kinetic energy of the cathode rays, leading to the calculation of their charge-to-mass ratio.

Character Developments

• Faraday: Realizes the significance of Xu Yun's hints and rediscovers his passion for research, leading to a crucial breakthrough.
• Kirchhoff: Demonstrates competence and efficiency in assisting Faraday's experiment.
• Gauss: Contributes mathematical expertise to calculate the charge-to-mass ratio of cathode rays.

Significant Themes

• Scientific discovery and progress: The chapter highlights the process of scientific inquiry, experimentation, and breakthroughs.
• Collaboration and teamwork: The experiment involves multiple scientists working together, each contributing their expertise.
• The nature of matter and particles: The discovery of cathode rays as charged particles opens the door to studying the microscopic world.

Character Interactions

• Faraday and Kirchhoff: They work together, with Faraday guiding the experiment and Kirchhoff assisting with equipment and calculations.
• Faraday and Gauss: They collaborate on the mathematical aspects of the experiment, with Gauss calculating the charge-to-mass ratio.
• Xu Yun and Weber: They have a brief, coded exchange about Kirchhoff's past association with Weber.

Key Plot Points and Events

• Faraday, Gauss, and Weber conduct a vacuum tube experiment to measure the charge-to-mass ratio of cathode rays.
• Wheat, who had been quiet and distant, suddenly shows interest in the experiment and asks to operate the equipment.
• After Wheat operates the equipment, the cathode ray is observed to pass through the anode and strike a vase across the room, illuminating it in the dark.

Character Developments

• Wheat, initially distant and socially anxious, becomes more engaged and assertive in the experiment.
• Faraday shows trust in Wheat, allowing him to operate the equipment and showing concern for his well-being.
• Gauss and Faraday are astonished by the discovery of a particle smaller than an atom and its potential implications.

Significant Themes

• The discovery of cathode rays and their potential to revolutionize understanding of the microscopic world.
• The importance of observation, experimentation, and collaboration in scientific discovery.
• The role of individual initiative and curiosity in driving scientific progress.

Character Interactions

• Faraday and Wheat: Faraday shows trust and concern for Wheat, while Wheat shows initiative and engagement in the experiment.
• Gauss and Faraday: They collaborate on the experiment and share their astonishment at the discovery of cathode rays.
• Wheat and the other scientists: Wheat's actions and discoveries surprise and impress the other scientists.

Key Plot Points and Events

• Wheat discovers an abnormal light shining on a vase in the laboratory.
• Faraday, Gauss, and Weber conduct experiments to study this light, concluding it's not cathode rays but emanating from the tungsten anode itself.
• They realize the light's penetration power is much stronger than cathode rays, suggesting it's a new type of ray.

Character Developments

• Wheat: Shows curiosity and initiative in observing and reporting his discovery.
• Faraday, Gauss, and Weber: Display scientific curiosity, collaboration, and critical thinking in their investigation.

Significant Themes

• Scientific discovery and the scientific method.
• Collaboration and communication among scientists.
• The role of chance and serendipity in scientific breakthroughs.

Character Interactions

• Wheat interacts with Faraday, Gauss, and Weber, contributing to their discovery.
• Faraday, Gauss, and Weber collaborate, sharing ideas and observations to understand the new light.
• Xu Yun interacts with Faraday, trying to maintain his cover while guiding the discovery subtly.