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Goddard Engineers Improve NASA Lidar Tech for Exploration, Navigation

Goddard Engineers Improve NASA Lidar Tech for Exploration, Navigation Lidar technology improvements will help NASA scientists and explorers with remote sensing and surveying, mapping, 3D-image scanning, hazard detection and avoidance, and navigation. NASA continues to make advancements in technology to enhance exploration and navigation. One such technology that is being improved is Lidar, which stands for Light Detection and Ranging. Lidar is a remote sensing method that uses light in the form of a pulsed laser to measure ranges or variable distances to the Earth’s surface. It has been instrumental in various applications such as mapping, 3D-image scanning, hazard detection and avoidance, and even navigation. Goddard Space Flight Center's Instrument Systems and Technology Division has been working on improving NASA's Lidar technology. Their goal is to enhance its capabilities for future missions and research. Lidar works by sending out pulses of laser light and measuring the time it takes for the light to bounce back after hitting an object. This provides valuable information about the object's distance, shape, and composition. One area where Goddard engineers are focusing their efforts is in improving the speed and accuracy of Lidar measurements. By reducing the time it takes for the laser pulses to reach their targets and bounce back, scientists can gather more data in a shorter amount of time. This is particularly crucial for missions that require real-time information, such as hazard detection and avoidance. Another aspect that Goddard engineers are working on is the miniaturization of Lidar systems. Currently, most Lidar devices are bulky and require significant power and computational resources. By making them smaller and more energy-efficient, NASA can deploy Lidar on smaller spacecraft and even on robotic explorers. This will expand the capabilities of these missions and enable more precise measurements and data collection. Goddard engineers are also developing new algorithms and techniques to enhance the data processing and analysis of Lidar measurements. This includes developing advanced software that can generate high-resolution 3D images from Lidar data, allowing scientists to study the terrain and structures in greater detail. These improvements will be particularly valuable for mapping and surveying missions, as well as for studying geological features on other planets and moons. One area where Lidar technology has already shown great promise is in autonomous navigation. By equipping spacecraft with Lidar sensors, NASA can create detailed maps of the terrain and navigate through hazardous areas with greater accuracy. This has important implications for future human missions to the Moon, Mars, and beyond, where precise navigation will be crucial for the safety and success of the missions. In addition to improving the technology itself, Goddard engineers are also working on developing new ways to deploy Lidar systems. For example, they are exploring the possibility of using drones to carry and operate Lidar sensors. This would allow for more flexibility and mobility in collecting data, especially in remote or hard-to-reach locations. It could also provide a cost-effective alternative to traditional manned missions or satellite-based measurements. The advancements in Lidar technology being made by Goddard engineers have the potential to revolutionize various areas of scientific research and space exploration. From mapping and surveying to hazard detection and navigation, Lidar can provide crucial information that was previously difficult or impossible to obtain. The ability to rapidly and accurately measure distances, shapes, and compositions of objects will enable scientists and explorers to make better-informed decisions and discoveries. As NASA continues to push the boundaries of exploration and technology, Lidar will undoubtedly play a significant role in advancing our understanding of the universe and our place in it. With ongoing research and development efforts, the future looks bright for this groundbreaking technology.

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