VCU and NASA Develop Flexible Boron Nitride-Based Radiation-Resistant Coating to Protect Artemis Astronauts

June 28, 2026

VCU News – Virginia Commonwealth University USA

Overview

A joint research team from Virginia Commonwealth University (VCU) and NASA has developed an innovative radiation-resistant coating to protect future Artemis astronauts from harsh space radiation. This new material, primarily composed of boron nitride, is both flexible and durable, making it applicable for both spacecraft hulls and spacesuits. Boron nitride’s superior neutron radiation absorption and solid lubricant properties are crucial for significantly reducing radiation exposure and protecting astronauts from physical impacts by space debris in the extreme space environment.

In Depth

Key Findings

A team of engineers led by Professor Arvind Agarwal at Virginia Commonwealth University (VCU), in collaboration with NASA, has developed a groundbreaking radiation-resistant coating designed to protect Artemis astronauts from the harsh radiation environment of space. This flexible and durable new material, primarily composed of boron nitride, has two critical applications: for the outer surfaces of spacecraft and for spacesuits. This coating is poised to dramatically enhance astronaut safety and expand the possibilities for deep space exploration.

Technical and Clinical Details

The developed coating material leverages the unique properties of boron nitride. Boron nitride excels in efficiently absorbing neutron radiation particles, which is critically important for shielding astronauts from harmful radiation originating from cosmic rays and solar flares. Furthermore, this material acts as an excellent solid lubricant, providing protection against damage from impacts by small space debris and micrometeoroids to spacecraft and spacesuits. The coating’s flexibility ensures that it does not impede astronaut movement in spacesuits and can accommodate thermal expansion and contraction of spacecraft, ensuring long-term reliability. The research team optimized the material’s composition and layered structure to enhance the balance between radiation shielding effectiveness and mechanical strength.

Background and Industry Context

In human exploration missions to the Moon and Mars, astronauts will venture beyond Earth’s protective magnetosphere, directly exposing them to high-energy radiation. This exposure poses severe health risks, including cancer, acute radiation sickness, and damage to the central nervous system. Traditional radiation shielding methods are heavy, limiting spacecraft payload capacity. The collaborative development by VCU and NASA offers a lightweight and effective solution to these challenges, increasing the feasibility of long-duration missions planned under the Artemis program. Similarly, researchers at Vanderbilt University are also working on radiation-hardened devices, highlighting that radiation protection in space is one of the highest priorities for human space exploration.

Strategic Significance and Outlook

This boron nitride-based radiation-resistant coating will have significant implications not only for the Artemis program but also for future human missions to Mars and long-duration space stations. Improved radiation shielding capabilities will reduce health risks for astronauts and enable extended mission durations. Furthermore, this technology is expected to find applications in protecting space-based electronics and as construction material for lunar bases. This flexible and durable coating is a key breakthrough in addressing various challenges in the space environment, accelerating humanity’s expansion into space.

Source: https://news.vcu.edu/article/radiation-resistant-coating-developed-by-vcu-engineer-will-protect-future-artemis-astronauts

Get our weekly technology intelligence — free

Receive an infographic that lets you judge at a glance whether each field’s analysis report is worth reading.

Subscribe Free — Weekly Tech Intelligence

By subscribing, you’ll receive Troy-Technical’s weekly technology intelligence newsletter.