A project charter is a document that outlines the purpose, scope, objectives, deliverables, organization, schedule, budget, risks, and approval process of a project. It summarizes the project's name, purpose, and scope in a clear and concise way, defines the specific and measurable outcomes that the project aims to achieve and how they will be evaluated, outlines the boundaries, assumptions, constraints, and requirements of the project, as well as the expected products or services that the project will produce, identifies the key stakeholders, sponsors, and team members of the project, as well as their roles, responsibilities, and authority levels, estimates the time, resources, and costs needed to complete the project, as well as the major milestones and dependencies, analyzes the potential threats and challenges that the project may face and how they will be managed or mitigated, and specifies the criteria and process for approving and closing the project, as well as the signatures of the authorized parties.