The Southwest Research Institute (SwRI) is pushing the boundaries of Earth observation technology by developing advanced electronics and flight software for the upcoming NASA/U.S. Geological Survey (USGS) Landsat 10 satellite. Scheduled for launch in 2031, Landsat 10 promises to vastly enhance our ability to monitor and analyze the Earth’s surface through unprecedented imaging capabilities and data processing. This mission is a continuation of the long-standing Landsat program, a joint NASA-USGS initiative that has revolutionized Earth observation since its inception in 1972 with the launch of nine prior satellites.
Unlike its predecessors, Landsat 10 is engineered to handle an extraordinary volume of image data, approximately 1.8 gigabits of compressed data per second. This represents a significant leap in the amount of information that can be gathered and transmitted back to Earth. The high data throughput demands sophisticated onboard electronics and compression algorithms to manage the flow of information efficiently while maintaining the integrity and quality of the images captured from space.
SwRI’s role in this ambitious project involves delivering critical electronics and embedded software to power the Landsat Instrument Suite (LandIS), the core imaging payload of Landsat 10. Developed by Raytheon, an RTX business, LandIS includes the satellite’s multispectral imager, which captures a wide array of electromagnetic wavelengths essential for detailed Earth observation. SwRI’s systems will enable LandIS to acquire these multispectral images with high radiometric precision, compress the voluminous data onboard, and prepare it for reliable transmission to ground stations.
Moreover, SwRI is tasked with the development of sophisticated control technologies that regulate the payload’s operational environment. This involves finely controlling the instrument’s temperature and actively positioning the mirrors within the imaging system. These mirrors play a pivotal role in directing and focusing light onto sensors, ensuring the capture of clear and expansive images of the Earth’s diverse landscapes. Precise thermal and mechanical control is indispensable for maintaining the instrument’s performance across varying space conditions and mission durations.
A key innovation in the Landsat 10 development process is the creation of operational and interface simulators by SwRI. These simulators replicate the behavior of the onboard payload systems on Earth, allowing scientists and engineers to rehearse and optimize scientific campaigns before launch. This approach reduces risks and improves mission preparedness by enabling thorough testing of imaging scenarios, data compression techniques, and instrument operations under controlled, repeatable conditions.
The data provided by Landsat 10 will have far-reaching implications across various scientific disciplines and practical applications. Researchers and policymakers will gain enhanced insights into water quality, availability, and use, supporting more effective management of this vital resource. Agricultural production stands to benefit from precise soil, crop health, and drought monitoring, enabling sustainable farming practices. Additionally, forestry management will be bolstered by the capability to monitor forest conditions and conservation efforts with unprecedented clarity.
SwRI’s involvement with the Landsat program builds upon its extensive history of developing specialized electronics for spaceborne scientific instruments. By leveraging knowledge and experience from prior NASA and commercial endeavors, the team is addressing new technical challenges associated with high data rate processing, instrument control, and system integration. This continuity ensures that the latest Landsat mission will combine innovation with proven engineering excellence.
The recent milestone for the project was the completion of the preliminary design review, a critical phase assessing the design’s feasibility and alignment with mission goals. Currently, SwRI is progressing toward building a prototype unit of the electronic and software systems, aiming for a critical design review later in the year. These steps are essential for validating the technology before integration into the satellite, marking the project’s advancement from conceptual design to tangible hardware development.
The successful deployment of Landsat 10 will significantly expand the legacy of the Landsat program, which has already provided over 10 million images to date, supporting decades of Earth science research and applications. The satellite’s enhanced imaging capabilities will deliver data with exceptional radiometric quality, overcoming limitations faced by previous missions and enabling new scientific discoveries about Earth’s dynamic processes.
Ultimately, the pursuit of more detailed and comprehensive Earth observation data aligns with global efforts to address pressing environmental challenges. SwRI’s work on Landsat 10 supports this vision by equipping scientists with the tools necessary to monitor and manage natural resources effectively, anticipate environmental changes, and make informed decisions that promote planetary health and sustainability.
Patrick Phelan, overseeing SwRI’s contributions, emphasizes the transformative potential of the technology: “If we can gain more information about what’s happening on the Earth in as much detail as possible, we will be better equipped to manage future challenges and utilize available resources.” This forward-looking perspective highlights the critical role of advanced spaceborne imaging technology in safeguarding the environment and human societies.
By integrating cutting-edge electronics, precision control systems, and advanced data compression methodologies, the Landsat 10 mission exemplifies how multidisciplinary engineering efforts converge to address complex scientific needs. The partnership between SwRI, Raytheon, NASA, and USGS represents a collaborative model for achieving ambitious goals that push the frontiers of space technology in service of Earth science.
As the preparations for Landsat 10 continue, the scientific community eagerly anticipates the wealth of information it will provide. The satellite promises not only to extend the invaluable Landsat data record but also to open new avenues for research and application in environmental monitoring, resource management, and climate science for decades to come.
Subject of Research: Development of electronics and flight software for high-data-rate Earth observation satellite instrumentation.
Article Title: Southwest Research Institute Advances Technologies for NASA/USGS Landsat 10 Satellite to Revolutionize Earth Observation
News Publication Date: June 17, 2026
Web References:
https://www.swri.org/what-we-do/technical-divisions/space-systems?&utm_medium=referral&utm_source=eurekalert!&utm_campaign=landsat-10-pr
Image Credits: NASA and USGS
Keywords: Spacecraft, Earth observations, Water quality, Forestry, Agriculture, Data compression, Space technology
