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Aaron Ridley

Why are rockets so big? Is there gravity in space? How does a rocket engine even work? In this course, you’ll explore the major concepts of rocket science, including orbital dynamics, velocity, and different types of engines that help propel a rocket out of Earth’s atmosphere. Determine how rocket scientists use formulas and Newton’s laws to propel rockets off the ground and accelerate them to their destination. Explore how and why rockets have stages, including how rocket scientists choose between solid and liquid engines for rockets. With The Basics of Rocket Science, you’ll even get an inside look at how we might get humans to Mars, an advancement in rocket science that could change humanity's future.

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What's inside

Syllabus

Week 1: Motion & Forces
Welcome to the first module of the Basics of Rocket Science course, where we will dive into the fundamental concepts of motion and forces. In this module, we will cover a range of topics, including position, velocity, and acceleration, Newton's Laws and Rocket Science, and the critical concept of thrust. Whether you are an aspiring rocket scientist, aerospace engineer, or simply a curious mind eager to explore the mysteries of space, this module will provide you with a solid foundation to understand the key concepts of motion and forces in the world of rocket science. So, let's strap in and get ready for an exciting journey into the basics of rocket science!
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Week 2: Basics of Orbits
Welcome to the second module of the Basics of Rocket Science course, where we will delve into the fascinating world of orbits. In this module, we will cover a range of topics, including what an orbit is, escape velocity, and the different types of orbits that exist. So, get ready to discover the mysteries of orbits and the incredible technology that makes it all possible. Let's dive in!
Week 3: Basics of Rocket Engines
Welcome to the third module of the Basics of Rocket Science course, where we will explore the fascinating world of rocket engines. In this module, we will cover a range of topics, including mass flow rate vs. exhaust velocity, jet engines, solid engines, and liquid engines. By the end of this module, you will have a deep understanding of the fundamentals of rocket engines and how they are critical to modern technology and space exploration. So, get ready to dive into the world of rocket engines and discover the incredible technology that makes space exploration possible. Let's blast off!
Week 4: The Future of Rocket Science
Welcome to the fourth and final module of the Basics of Rocket Science course, where we will explore the exciting future of rocket science. In this module, we will cover a range of topics, including electric engines, big guns and lasers, other engines such as nuclear, and going to Mars and back. By the end of this module, you will have a deep understanding of the future of rocket science and how it will shape our understanding of the universe and our place in it. So, get ready to explore the cutting edge of rocket science and discover the incredible possibilities that lie ahead. Let's embark on this final journey together!

Good to know

Know what's good
, what to watch for
, and possible dealbreakers
Introduces the central concepts of rocket science such as orbital dynamics, velocity, and different types of rocket engines
Explains how rocket scientists use formulas and Newton's laws to propel rockets off the ground and accelerate them to their destination
Provides an inside look at how we might get humans to Mars, which is a significant step in the advancement of rocket science that could change humanity's future
Taught by Aaron Ridley, who is recognized for their work in the topic of rocket science
Emphasizes the basics of rocket science, which is building block knowledge for rocket science and space exploration
Students are expected to come in with some basic knowledge of physics and mathematics

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Activities

Be better prepared before your course. Deepen your understanding during and after it. Supplement your coursework and achieve mastery of the topics covered in The Basics of Rocket Science with these activities:
Review kinematics
Review the fundamentals of kinematics to strengthen your understanding of motion and forces.
Browse courses on Kinematics
Show steps
  • Read through your notes or textbook on kinematics.
  • Solve practice problems related to kinematics.
  • Take a practice quiz or test on kinematics.
Organize and review course materials
Organize and review your notes, assignments, and other course materials to reinforce your understanding and prepare for assessments.
Show steps
  • Gather all your course materials, including notes, handouts, assignments, and quizzes.
  • Organize the materials into a logical structure, such as by topic or date.
  • Review the materials regularly to reinforce your learning and identify areas for improvement.
  • Use the organized materials to prepare for assessments and exams.
Join a study group for rocket science
Engage with peers in a study group to discuss course concepts, share knowledge, and support each other's learning.
Browse courses on Rocket Science
Show steps
  • Find or create a study group with classmates or online peers.
  • Meet regularly to discuss course materials, solve problems, and prepare for assessments.
  • Take turns leading discussions and presenting on specific topics.
  • Support each other by sharing resources, answering questions, and providing feedback.
Five other activities
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Show all eight activities
Create a visual guide to rocket engines
Create a visual guide to rocket engines to deepen your understanding of their components and operation.
Browse courses on Rocket Engines
Show steps
  • Gather information about different types of rocket engines.
  • Design a visual representation of a rocket engine, including its components.
  • Label and annotate the diagram to explain the function of each component.
  • Share your visual guide with others for feedback and discussion.
Attend a workshop on rocket propulsion
Participate in a workshop to gain hands-on experience with rocket propulsion systems and interact with experts in the field.
Show steps
  • Research and find workshops on rocket propulsion that align with your interests.
  • Register for the workshop and prepare any necessary materials.
  • Attend the workshop, actively participate in discussions, and ask questions.
  • Follow up with the organizers or speakers after the workshop to continue learning.
Solve orbital mechanics problems
Practice solving orbital mechanics problems to improve your understanding of orbital dynamics and satellite motion.
Browse courses on Orbital Mechanics
Show steps
  • Find practice problems related to orbital mechanics.
  • Solve the problems using the appropriate equations and formulas.
  • Check your answers against provided solutions or consult with an expert.
Follow tutorials on advanced rocketry concepts
Explore advanced rocketry concepts through guided tutorials to expand your knowledge and stay updated with the latest developments.
Browse courses on Rocket Science
Show steps
  • Identify reputable sources offering tutorials on advanced rocketry topics.
  • Select a specific topic to focus on, such as ion propulsion or reusable rockets.
  • Follow the tutorials step-by-step, taking notes and asking questions as needed.
  • Apply the knowledge gained to discuss or present on the topic.
Design and simulate a rocket launch using software
Apply your knowledge of rocket science to design and simulate a rocket launch using software, testing different parameters and optimizing performance.
Show steps
  • Choose a rocket design software and familiarize yourself with its features.
  • Design a rocket model, including its dimensions, mass, and engine specifications.
  • Set up a simulation environment and define the launch parameters.
  • Run the simulation and analyze the results, such as trajectory, velocity, and acceleration.
  • Iterate on your design and simulation parameters to optimize the rocket's performance.

Career center

Learners who complete The Basics of Rocket Science will develop knowledge and skills that may be useful to these careers:
Rocket Engineer
Rocket Engineers design, build, and test rockets and other spacecraft. They use their knowledge of physics, engineering, and other scientific disciplines to create vehicles that are safe, efficient, and reliable. The Basics of Rocket Science is a great fit for Rocket Engineers because it provides a foundation in the principles of rocket science, which is essential for designing and building rockets and other spacecraft.
Nuclear Engineer
Nuclear Engineers design, build, and test nuclear power plants and other nuclear facilities. They use their knowledge of physics, engineering, and other scientific disciplines to create systems that are safe, efficient, and reliable. The Basics of Rocket Science may be helpful for Nuclear Engineers because it provides a foundation in the principles of rocket science, which is essential for designing and building rockets and other spacecraft.
Aerospace Engineer
Aerospace Engineers design, build, and test aircraft, spacecraft, and other related vehicles. They use their knowledge of aerodynamics, thermodynamics, and other scientific disciplines to create vehicles that are safe, efficient, and reliable. The Basics of Rocket Science may be useful for Aerospace Engineers because it provides a foundation in the principles of rocket science, which is essential for designing and building rockets and other spacecraft.
Astronaut
Astronauts are responsible for operating and maintaining spacecraft and conducting experiments in space. They must have a strong understanding of physics, engineering, and other scientific disciplines, as well as the ability to work independently and as part of a team. The Basics of Rocket Science may be useful for Astronauts because it provides a foundation in the principles of rocket science, which is essential for understanding how rockets and spacecraft work.
Mechanical Engineer
Mechanical Engineers design, build, and test mechanical systems, such as engines, turbines, and other machines. They use their knowledge of physics, engineering, and other scientific disciplines to create systems that are safe, efficient, and reliable. The Basics of Rocket Science may be helpful for Mechanical Engineers because it provides a foundation in the principles of rocket science, which is essential for designing and building rockets and other spacecraft.
Systems Engineer
Systems Engineers design, build, and test complex systems, such as spacecraft, power plants, and other large-scale projects. They use their knowledge of engineering, project management, and other disciplines to create systems that are safe, efficient, and reliable. The Basics of Rocket Science may be helpful for Systems Engineers because it provides a foundation in the principles of rocket science, which is essential for designing and building rockets and other spacecraft.
Physicist
Physicists study the laws of nature and the universe. They use their knowledge of physics to develop new technologies and solve problems in fields such as energy, medicine, and transportation. The Basics of Rocket Science may be helpful for Physicists because it provides a foundation in the principles of rocket science, which is essential for understanding how rockets and spacecraft work.
Spacecraft Engineer
Spacecraft Engineers design, build, and test spacecraft and other vehicles that are used to explore space. They use their knowledge of physics, engineering, and other scientific disciplines to create vehicles that are safe, efficient, and reliable. The Basics of Rocket Science may be helpful for Spacecraft Engineers because it provides a foundation in the principles of rocket science, which is essential for designing and building rockets and other spacecraft.
Plasma Physicist
Plasma Physicists study the behavior of plasma, a state of matter that is made up of charged particles. They use their knowledge of plasma physics to develop new technologies and solve problems in fields such as energy, fusion, and space exploration. The Basics of Rocket Science may be helpful for Plasma Physicists because it provides a foundation in the principles of rocket science, which is essential for understanding how rockets and spacecraft work.
Satellite Engineer
Satellite Engineers design, build, and test satellites and other spacecraft. They use their knowledge of physics, engineering, and other scientific disciplines to create vehicles that are safe, efficient, and reliable. The Basics of Rocket Science may be helpful for Satellite Engineers because it provides a foundation in the principles of rocket science, which is essential for designing and building rockets and other spacecraft.
Teacher
Teachers educate students in a variety of subjects, including science, math, and engineering. They use their knowledge of the subject matter, as well as their teaching skills, to help students learn and grow. The Basics of Rocket Science may be helpful for Teachers because it provides a foundation in the principles of rocket science, which can be used to teach students about the subject in a fun and engaging way.
Science Writer
Science Writers write about scientific topics for a variety of audiences, including the general public, students, and other scientists. They use their knowledge of science, as well as their writing skills, to create articles, books, and other materials that are informative and engaging. The Basics of Rocket Science may be helpful for Science Writers because it provides a foundation in the principles of rocket science, which can be used to write about the subject in a clear and concise way.
Patent Attorney
Patent Attorneys help inventors protect their inventions by filing patents. They use their knowledge of the law, as well as their understanding of science and technology, to help inventors obtain patents for their inventions. The Basics of Rocket Science may be helpful for Patent Attorneys because it provides a foundation in the principles of rocket science, which can be used to understand the technology behind inventions.
Science Policy Analyst
Science Policy Analysts analyze the impact of science and technology on public policy. They use their knowledge of science, policy, and economics to help policymakers make informed decisions about how to use science and technology to benefit society. The Basics of Rocket Science may be helpful for Science Policy Analysts because it provides a foundation in the principles of rocket science, which can be used to understand the technology behind space exploration and other scientific endeavors.
Technical Writer
Technical Writers create technical documentation, such as user manuals, technical reports, and white papers. They use their knowledge of the subject matter, as well as their writing skills, to create documents that are clear, concise, and informative. The Basics of Rocket Science may be helpful for Technical Writers because it provides a foundation in the principles of rocket science, which can be used to write about the subject in a clear and concise way.

Reading list

We've selected seven books that we think will supplement your learning. Use these to develop background knowledge, enrich your coursework, and gain a deeper understanding of the topics covered in The Basics of Rocket Science.
Rocket Propulsion Elements provides a comprehensive overview of all aspects of rocket propulsion, including a clear introduction to the basic principles of rocket engineering. For anyone interested in rocketry, this book must-read. is particularly useful for readers who want a book to read cover-to-cover, especially for those who seek to understand more advanced topics such as non-chemical rockets and nuclear rocket engines.
Modern Engineering for Design of Liquid-Propellant Rocket Engines provides a comprehensive look at the design of liquid propellant rocket engines, including chapters about the history and use of liquid propellant rocket engines and their applications. provides a useful background as well as additional depth on several important topics covered in the course.
Fundamentals of Astrodynamics comprehensive reference that covers the fundamental principles and equations of motion for objects in space. For readers who desire greater depth on orbital mechanics, this valuable reference.
Rocket and Spacecraft Propulsion provides a comprehensive overview of propulsion systems for rockets and spacecraft. includes several chapters that cover topics not covered in the course, so it may be of particular interest to readers who want to explore additional topics.
Orbital Mechanics for Engineering Students provides a clear and concise introduction to orbital mechanics. can serve as an accessible reference or starting point for readers who seek more depth in orbital mechanics.
Rocket Design provides a comprehensive overview of rocket design and a less rigorous treatment of some underlying theory. provides detailed treatment of topics not covered in the course, and can serve as a valuable desktop reference.
Rocket and Aircraft Propulsion provides an accessible introduction to the fundamental principles of propulsion. can serve as an accessible reference or starting point for readers with little to no technical background.

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