The Landsat Next (LNext) mission, led by NASA in partnership with the USGS, aims to continue the legacy of the Landsat program by capturing high-resolution, multispectral images of Earth's land surfaces for environmental monitoring and resource management. Launching between November 2030 and September 2031, the mission includes three identical satellites arranged in a triplet formation to enhance revisit frequency and data collection capabilities, achieving up to a 6-day revisit for effective monitoring of dynamic land scenarios. The mission will utilize advanced onboard instruments capable of capturing Visible to Shortwave Infrared (VSWIR) and Thermal Infrared (TIR) data over a five-year operational period, providing improvements in spatial, spectral, and temporal resolution, essential for applications such as agricultural monitoring, water resource management, and climate research. The collected data will be distributed freely to the public, maintaining the program's commitment to transparency and accessibility. A structured ground network and mission operations center will manage data flow, ensuring efficient public access to Landsat products while performing routine health checks of the satellites. The LNext mission represents a significant investment in Earth observation technology, supporting various federal agencies and enhancing scientific understanding of land use changes over decades.

The Landsat Next Spacecraft Interface Requirements Document (SCIRD) outlines the interface requirements between the Landsat Next spacecraft and the Landsat Next Instrument Suite (LandIS). It aims to ensure effective integration across various subsystems such as mechanical, electrical, and command/data handling. The document details the mission objectives, which include the continuous acquisition and distribution of multi-spectral imagery with a five-year operational lifespan, maintaining data consistency with previous Landsat missions. The Landsat Next project will consist of a constellation of three identical observatories, enhancing spectral, spatial, and temporal capabilities. NASA will manage the space and launch segments, while the USGS will oversee the ground segment. Key requirements include mechanical frameworks, thermal and electrical interfaces, data handling protocols, and command telemetry formats essential for mission success. The document emphasizes stringent configuration management, ensuring changes are reviewed and approved by relevant authorities. Overall, the SCIRD serves as a critical foundation for project execution, ensuring coordinated efforts among stakeholders and compliance with established standards for future missions aimed at monitoring Earth's land surfaces.

The Landsat Next Spacecraft to Ground Interface Requirements Document (SC-GND IRD) outlines the interface requirements between the Landsat Next spacecraft and ground systems, supporting the ongoing Landsat mission's objectives of acquiring and distributing multi-spectral imagery for Earth monitoring. The document provides a comprehensive mission overview, including objectives such as collecting seasonal image data for at least five years and ensuring data consistency with previous Landsat missions. It details the architecture of the mission, comprising three identical observatories in sun-synchronous orbits to enhance temporal, spectral, and spatial capabilities. The document specifies communication interfaces, including narrowband and wideband parameters for telemetry, command, and data return, ensuring compliance with NASA and international standards. Key performance metrics like bit error rates for communication, as well as support for various telecommunication protocols, are highlighted. This document serves as a critical guideline for the Landsat Next project, which continues NASA's partnership with the USGS to maintain and advance the comprehensive record of Earth's land surfaces and coastal regions. The initiative is crucial for supporting scientific research and monitoring land changes over time.

The document is the Landsat Next Spacecraft Contract Data Requirements List (CDRL) and Data Item Descriptions (DID) prepared by NASA's Goddard Space Flight Center. It outlines the deliverables expected from the Spacecraft Contractor, detailing submission formats, due dates, categories, and the definitions related to maturity for various project data. The CDRL provides a structured table for Management, Reviews, Software, Integration, System Engineering, Launch Vehicle, Simulator, Spacecraft, Assurance, and Operations data. The document's essence revolves around establishing clear communication and expectations between NASA and its contractors concerning deliverables throughout the lifecycle of the Landsat Next spacecraft project. It articulates processes for document changes, approval timelines, and required submissions, emphasizing accountability and regulatory compliance. Additionally, it includes a change history log, demonstrating the evolution of the requirements and updates aligned with government directives. This file is central to effectively managing this federal project, supporting both technical and administrative processes in collaboration with NASA and associated contractors, reflecting typical standards outlined in government RFPs and grants.

The Landsat Next Spacecraft Requirements Document (SRD) delineates the functional and performance requirements for the Landsat Next spacecraft, which aims to continue the comprehensive monitoring of Earth's land surfaces and coastal regions through multi-spectral imagery. The document outlines a robust configuration management process for changes, a structured mission overview, and the operational framework for the spacecraft's life cycle, including pre-launch, launch, commissioning, and decommissioning phases. A core goal is to ensure that the Landsat Next instruments collect high-quality imagery consistently and reliably over a minimum operational lifespan of 5.25 years. The mission comprises a constellation of three identical observatories to enhance temporal, spatial, and spectral coverage. Key responsibilities are divided between NASA and the US Geological Survey (USGS), with NASA providing the space and launch segments and USGS managing ground operations. Specific requirements address spacecraft capabilities for power management, fault tolerance, thermal control, and data integrity, underlining a commitment to minimizing operational disruptions and optimizing health management during the mission. This document serves to guide contractors in meeting stringent operational, technical, and safety standards in alignment with federal regulations, critical for the mission's success.

The "Landsat Next Spacecraft Statement of Work (SOW)" outlines the work requirements for the implementation of the Landsat Next Mission, aimed at continuing the acquisition and distribution of multi-spectral imagery of Earth's surface. The SOW specifies the delivery of three identical observatories, including activities from contract award to launch and on-orbit commissioning. Key components include the Space Segment, Ground Segment, and Launch Segment, formed by collaboration between NASA and the US Geological Survey (USGS). NASA will manage project execution, focusing on spacecraft design, integration, testing, and launch, while USGS manages ground operations and data distribution. The document includes provisions for project management, sensitive information control, and an extensive review process for maintaining compliance with mission requirements. The Landsat Next mission seeks to enhance temporal and spectral imaging capabilities while ensuring data consistency with prior Landsat missions, supporting scientific studies related to land use changes. With a project timeline targeting operational readiness, this initiative reinforces the commitment to environmental monitoring and accessibility of Earth observation data for scientific and public use.

The document outlines the Landsat Next Spacecraft Mission Assurance Requirements (SCMAR) for NASA's Goddard Space Flight Center. Its primary goal is to establish comprehensive guidelines to ensure the safety, reliability, and integrity of flight hardware and software throughout the mission lifecycle. Key topics include the implementation of Systems Safety and Mission Assurance (SMA) programs, the identification of critical project-level items, and adherence to rigorous quality management standards. The document emphasizes the need for contractors to maintain effective communication with upper management on assurance activities and mandates thorough oversight and audits by NASA representatives at various development stages. Significant elements include hazard analyses, risk management strategies, and compliance with multiple industry and regulatory standards. Additionally, it specifies responsibilities related to anomaly reporting, materials and processes, software assurance, and contingency plans for equipment and processes. Overall, this guidance serves as a framework for ensuring that all aspects of the spacecraft mission, from design to operation, fulfill safety and performance criteria effectively, aligning with NASA's standards and practices.

The document provides a comprehensive overview of the Worldwide Reference System-3 (WRS-3) developed for the Landsat Next project by NASA's Goddard Space Flight Center. The WRS-3 establishes an indexing scheme for the Landsat Next spacecraft's orbital ground tracks over an 18-day cycle, designed to meet the operational parameters of later Landsat missions in a 653-km orbit. It consists of 265 paths and 248 rows, creating a structured grid system to catalog and distribute remote sensing data effectively. Key components include definitions of scene centers, paths, and rows, along with a mathematical framework for calculating geodetic coordinates based on orbital parameters. The document details algorithms for computing scene center placements and emphasizes the significance of overlapping scenes for comprehensive data collection. This technical description facilitates understanding of the operational framework within the context of federal grants and RFPs, ensuring that stakeholders can leverage Landsat data effectively for research and application. The document is controlled under Configuration Management guidelines and necessitates formal approval for any revisions, underscoring the critical nature of data integrity and system updates in government-sponsored projects.

The document outlines the Landsat Next (LNext) Reference Environmental Test Matrix (LETM) for the procurement of spacecraft as part of NASA's ongoing Landsat program. Its purpose is to provide a nominal environmental test matrix compliant with the Landsat Next Environmental Requirements Document, guiding vendors in proposing compliant test matrices for spacecraft and associated equipment. The document specifies the mission's objectives, emphasizing the continuation of multispectral imaging of Earth's land surfaces, ensuring data consistency with previous missions while addressing emerging user needs. It details the structure of the test matrix, which encompasses testing categories such as structural/mechanical tests, electromagnetic interference/electromagnetic compatibility (EMI/EMC) tests, and thermal tests. Each category outlines expected tests and levels, ensuring thorough evaluation of all components. The LNext spacecraft will consist of a constellation of three observatories to be launched together, utilizing a shared launch vehicle. This program showcases the rigorous testing required for successful mission implementation, ensuring scientific accuracy and operational readiness of future Landsat missions that will play a critical role in monitoring and analyzing changes across the globe. This document serves as a critical reference for successful contractor engagement in government RFPs and grants, affirming NASA's dedication to environmental responsibility and technical excellence in its aerospace projects.

The document outlines the Landsat Next Environmental Requirements Document (LNERD), which establishes the environmental verification program for the Landsat Next constellation, encompassing satellites' payloads, observatories, and associated components. Its primary aim is to ensure performance compliance within expected mission environments, informed by the General Environmental Verification Standard (GEVS). The document details the collaborative responsibilities of NASA and the USGS, with NASA handling the Space and Launch Segments and USGS managing the Ground Segment. Key mission objectives include continuity in acquiring and distributing multispectral imagery, ensuring compatibility with legacy data, and satisfying emerging user needs. The verification program encompasses multiple testing procedures, such as environmental stress testing, structural load qualification, and performance testing, which are essential to demonstrate hardware functionality and reliability throughout the mission lifespan. It specifies safeguards, testing parameters, and responsibilities for various project stakeholders. This comprehensive structure ensures that the Landsat Next mission aligns with federal regulations, enhancing capabilities for monitoring Earth’s land and coastal regions effectively. Overall, the document serves as a critical reference for meeting environmental verification and assurance requirements for the upcoming Landsat Next project.

NASA's Goddard Space Flight Center (GSFC) has announced an upcoming LNext Spacecraft Procurement Industry Week aimed at engaging industry partners in discussions about commercial spacecraft manufacturing capabilities. This event, scheduled for the week of March 3, 2025, will include an open session for introducing the LNext mission and requirements, and dedicated sessions where vendors can present their capabilities and provide feedback on specific questions posed by the LNext Project. The purpose of the announcement is to solicit industry feedback to ensure that the proposed spacecraft and observatory development aligns with commercial practices, especially regarding cost and schedule performance. Interested parties are encouraged to confirm their participation by providing contact information to NASA representatives by February 24, 2025. Participants will have access to several detailed documents that provide insights into the LNext Project. Following the Industry Week, there may be a Request for Proposal (RFP) based on the feedback received. This initiative underscores NASA's commitment to fostering collaboration with the industry to enhance its spacecraft development processes.

NASA's Goddard Space Flight Center (GSFC) announces an upcoming Industry Week for its Landsat Next (LNext) spacecraft procurement process. This event, scheduled for the week of March 3rd, aims to gather insights from industry representatives on their manufacturing capabilities relevant to the LNext project. Participants will engage in an open session to discuss the mission and requirements, followed by dedicated vendor sessions to explore capabilities and gather feedback on specific project interests, including commercial practices and cost performance. Attached documents provide detailed project information to facilitate discussions. While this notice does not constitute a Request for Proposal (RFP), NASA may issue a study RFP post-Industry Week to align documentation with commercial practices based on vendor feedback. Interested companies must register their participation by February 24, 2025, providing contact details to the NASA representatives listed. This initiative promotes competition and collaboration between NASA and industry partners, ensuring the successful development of the spacecraft and observatory.

The LNext Project is engaging with spacecraft vendors during an Industry Week to assess their capabilities for supporting the Landsat Next mission. Vendors are requested to evaluate whether they have heritage spacecraft that can be adapted to meet specific mission requirements, including size, weight, power, instrumentation, launch vehicle packaging, and data downlink. They must also provide a historical development schedule for similar missions, detailing timelines for development, testing, and launch, as well as their experience managing concurrent builds. Vendors are invited to recommend commercial best practices that can yield cost and schedule efficiencies, specifically through reductions in oversight and deliverable requirements. Additionally, the document seeks insights from vendors on their experience with combined spacecraft and launch vehicle procurements, highlighting any associated advantages or drawbacks. Finally, any relevant experience in mission readiness testing and operational support is to be shared. This document shapes the direction for procurement strategies within the context of federal initiatives aimed at advancing satellite technology for environmental monitoring.