3D Printing Lift-Off? Why Additive Manufacturing in Space Is About More Than Technology

Author: Gustavo Dalmarco

Technology Management and Innovation Specialist; Senior Researcher, INESC TEC, Porto, Portugal

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Additive manufacturing, more commonly known as 3D printing, has long been presented as one of the most promising technologies for the future of space systems. The reasons are compelling: lighter components, more complex geometries, faster prototyping, reduced material waste, and new possibilities for design and integration. In an industry where performance, mass, reliability and cost are constantly under pressure, these advantages seem almost tailor-made for the space sector. Yet, despite this strong potential, adoption across space organisations remains far from straightforward.

Metal lattice structure produced using additive manufacturing (3D printing) with metal powders, such as aluminium. Image credit: Author

That tension is exactly what motivated our recent study, published in Acta Astronautica. Rather than asking only what additive manufacturing can technically do, we asked a broader and perhaps more important question: what actually enables or constrains its adoption within spacecraft organisations?

​In many public discussions, additive manufacturing is framed as an inevitable next step for aerospace and space production. But in reality, the transition is more complex. Space is a high-stakes sector. Components must meet extremely demanding standards, qualification processes are rigorous, and the cost of failure is exceptionally high. Under these conditions, even highly promising technologies face barriers that go beyond engineering performance.

​Our study explores these barriers and drivers in a structured way. It shows that implementation depends on the interaction of three broad dimensions: technological characteristics, organisational readiness, and environmental pressures. In other words, even when additive manufacturing offers clear technical advantages, adoption may stall if organisations do not yet have the right skills, culture, processes, validation pathways, or strategic alignment to support it. Likewise, external pressures such as supply-chain demands, industrial competition, regulatory expectations, and ecosystem maturity also shape whether AM moves from experimentation to routine use.

OPEN ACCESS ARTICLE: Acta Astronautica, Volume 246, 2026, Pages 49-59, ISSN 0094-5765, https://doi.org/10.1016/j.actaastro.2026.03.057.

This matters because it shifts the conversation. The question is no longer simply whether additive manufacturing is useful for spacecraft production, but how it can be usable, scalable and trusted. This approach highlights that adoption is also about organisational capability, industrial context, and the ability to connect technical potential with the realities of spacecraft development. In that sense, the challenge is not only to improve additive manufacturing, but also to understand what space-sector requirements need to be met for additive manufacturing to become part of everyday practice in the space sector.

​This is perhaps the key message of our work. If additive manufacturing is to truly “lift off” in spacecraft production, the challenge is not only to improve the technology, but also to prepare the organisations that will use it. The future of space manufacturing will not be shaped by technical capability alone. It will be shaped by the alignment between innovation potential and the organisational capacity to absorb, validate and deploy it.

​And that may be where the real transformation begins.