NASA Tests Next-Gen Radiation-Hardened Chip for Deep Space AI Missions

NASA is testing a next-generation processor designed to significantly increase the autonomy of spacecraft operating in deep space. The hardware, developed under the High Performance Spaceflight Computing project, aims to provide a massive leap in computational speed compared to the technology currently used in spacecraft.

The new processor is a radiation-hardened, high-performance system-on-a-chip small enough to fit in the palm of a hand. According to NASA, the device is designed to provide up to 100 times the computational capacity of current spaceflight computers while enduring the punishing conditions of the space environment.

Overcoming Space Environment Constraints

Spacecraft typically rely on chips developed years ago because those older components are hardy and reliable enough to withstand harsh radiation and extreme temperatures. However, these legacy systems lack the processing power required for modern, complex mission objectives.

The High Performance Spaceflight Computing project seeks to bridge this gap by creating a multicore system that maintains fault tolerance and flexibility without sacrificing performance. This allows the hardware to survive the barrage of challenges encountered in deep space while delivering modern computing speeds.

Eugene Schwanbeck, a program element manager in NASA’s Game Changing Development program at the agency’s Langley Research Center in Hampton, Virginia, noted that the system builds on the legacy of previous space processors.

Building on the legacy of previous space processors, this new multicore system is fault-tolerant, flexible, and extremely high-performing,

Eugene Schwanbeck

Enabling Autonomous Exploration

The increase in computational power is intended to enable the development of autonomous spacecraft. By processing data locally and more rapidly, spacecraft can make real-time decisions without waiting for instructions from Earth, which often face significant communication delays over long distances.

NASA expects this technology to accelerate the rate of scientific discovery by allowing for faster on-board data analysis. This capability is seen as a critical requirement for supporting astronauts on future missions to the Moon and Mars, where reliable and high-speed computing is essential for safety and operational efficiency.

Schwanbeck described the advancement as a triumph of technical achievement and collaboration in the agency’s commitment to spaceflight computing.

Testing and Validation

To ensure the processor can survive the rigors of deep space, NASA’s Jet Propulsion Laboratory in Southern California has been conducting a series of tests. These evaluations are designed to replicate the specific environmental challenges that radiation-hardened hardware must withstand during long-duration missions.

The testing phase is a critical step in moving the system-on-a-chip from a development project to an operational component in future robotic and crewed missions. By simulating the harsh conditions of space, JPL engineers can verify that the processor maintains its performance levels and stability under extreme stress.