Funding Space Science

Exploring federal funding, a resurgence in space-based philanthropy, new funding models, and the evolving role of commercial space for science.

In the first article of Bridging Orbits, I discussed how Project Athena has sparked renewed debate about who funds, shapes, and accelerates space science. One area that deserves deeper exploration is how space science is funded. In a period of higher launch cadence, a greater variety of actors (government, academic, commercial, international, and philanthropic), and more pressure for near-term impact, funding sources and incentives will shape what space science is enabled, over what timescales, and with what risk tolerance.

Federal Funding: the Backbone of Space Science

Federal funding is the primary engine of U.S. space science. Through agencies such as NASA and the National Science Foundation, government funding uniquely enables flagship missions, long-term datasets, shared infrastructure, workforce development, and coordinated science across an entire portfolio. While the remainder of this article explores alternative and complementary funding models, the scale of federal investment is unmatched and dominant.

To reinforce the scale: NASA’s annual science budget is measured in billions, while even the largest scale philanthropic contributions operate in the hundreds of millions spread over many years. This is an order-of-magnitude gap. NASA’s Science Mission Directorate (SMD) budget has been confirmed at $7.25 billion for FY26, a scale that no other single funding source can replicate. Such funding cannot and should not be taken for granted, particularly given recent dramatic funding cut proposals and budget uncertainty in the current political environment. NASA funding supports a wide range of activities: large flagships, competed missions, small rideshare spacecraft, technology maturation, and the scientific workforce itself. This breadth is as important as the total investment. Federal funding sustains long-term scientific endeavors in space. It is how we seek to know the cosmos and our place within it.

Government funding allows space science to attempt projects that are genuinely bold, complex, and near-impossible: missions no other actor could absorb the cost, risk, or timescale for. With Jared Isaacman as new Administrator, NASA is increasingly seeking to use that scale strategically: funding services, procuring capabilities commercially, and acting as a force multiplier for space science.

A Resurgence in Space-Based Philanthropy

Philanthropy has long played a significant role in funding space science, going all the way back to Galileo originally naming the four largest moons of Jupiter the “Medicean Stars” in 1610 to honor his patrons, the Medici family. In more recent history, philanthropy funded the construction of U.S. ground-based observatories such as the Palomar Observatory and the W.M. Keck Observatory. Today, ongoing operations are sustained through a mix of academic institutions, federal grants, and endowments, creating a hybrid funding model that has allowed these facilities to advance scientific discovery over decades.

What has changed recently is what space science can be done within the means of modern philanthropic organizations. Philanthropy has long funded individual researchers and ground infrastructure, but now philanthropy can fund space missions and portfolios of space missions. Earlier this year, Schmidt Sciences unveiled plans to fund a new space telescope along with three ground-based observatories, combining funding for hardware, operations, and science programs. This ambitious program plans to leverage existing technologies to quickly build a space telescope with capabilities that will “approach Hubble” but “for a ridiculously low price”. While the total scale of such philanthropic funding (hundreds of millions of dollars over multiple years) remains dwarfed by NASA’s multi-billion-dollar annual budget, it’s important to consider how such philanthropic efforts can complement, rather than compete with or replace, other space science missions.

New Funding Models for Space Science

Beyond more traditional approaches for funding space science, new models are emerging that are unlocking opportunities, both in terms of new funding sources as well as presenting new ways of delivering space science. Whilst funding levels are still modest, these approaches are focused on impact, doing more-with-less, and finding creative ways to do valuable space science in smaller cost envelopes than previously considered.

Such non-traditional models include ‘space science as a service’, pioneered by Blue Skies Space, a British space science data company with a commercial science model. Funded by private capital and supplemented by public R&D grants, the company is deploying small satellites itself and selling science data as a service to the global research community. Its first satellite, Mauve, is equipped with a 13 cm UV/visible telescope and launched to low Earth orbit in late 2025. This small scale mission illustrates how new business models could broaden participation and accelerate discovery alongside traditional missions. Another example, Space Bridge Partners, is seeking to connect family offices, corporate brands and media producers with space missions to structure mutually beneficial relationships. The intersection of philanthropy and space industry leaders, such as Peter Beck’s personal support of a mission to Venus, and Relativity’s past Mars ambitions (the company of which Eric Schmidt is now CEO of), is also another trend that warrants further exploration.

The Evolving Role of Commercial Space for Science

Commercial space companies pursue science when there is a paying customer or a strategic business case. Commercial companies are unlikely to fund space science themselves as it does not align with their core purpose. Instead, they act as enablers, using funds from governments, philanthropies, or research institutions to deliver science missions for these end customers.

Space science missions have long leveraged commercial space providers for launch, spacecraft manufacture, and increasingly data and operational services. Commercial companies being involved in space science is not new, but what has changed is how these companies work and what types of space science missions they are seeking to deliver. Historically, industry has participated largely as cost-plus contractors, building hardware to tightly specified requirements set by government agencies. Today’s “new space” companies operate differently. Fixed-price contracts, vertically integrated capabilities, smaller scale missions, higher risk tolerances, and faster development cycles have altered the economics of mission delivery.

Examples are beginning to accumulate. The recently launched EscaPADE mission to Mars demonstrates how a commercial space company, Rocket Lab, can deliver interplanetary science missions at low cost. In a recent Op-Ed, Rocket Lab CEO Peter Beck attributed the mission’s success in going from concept to launch in under three and a half years to the face that “NASA set clear budget expectations, used a firm fixed-price spacecraft contract, procured a commercial launch and delegated decision authority and risk management to the teams doing the work.” This reflects the experimental, higher-risk nature of NASA’s Small Innovative Missions for Planetary Exploration (SIMPLEx) program, which itself has produced mixed results. Looking ahead, NASA’s selection of industry proposals to advance technologies for the Habitable Worlds Observatory, including future in-orbit servicing, reflects lessons learned from Hubble with commercial servicing reducing long-term cost and risk if the right capabilities exist.

In such an environment, the role of partnership becomes central. An emerging example that illustrates this is Cosmic Frontier Labs, who aim to build a fleet of standardized space telescopes with modular instruments. For them, selecting a commercial provider was about finding a partner who was willing to work collaboratively through technical challenges, is aligned with mission timelines, and shared the ambition of building something genuinely new. When those conditions are met, commercial capability becomes a multiplier for science: accelerating missions, reducing barriers, and expanding what is feasible within constrained budgets.

Closing Thoughts: Measuring Impact across the Ecosystem

Space science thrives within a diverse and evolving ecosystem. Federal agencies provide the scale and stability for ambitious missions, philanthropy enables further opportunities, evolving commercial partners deliver agility and new capabilities, and academia drives ideas. Collaboration across these sectors requires fluency in each system, understanding incentives, timelines, and constraints, and recognizing where each actor adds unique value.

For the scientific community, this means learning the landscape, designing missions with multiple funding pathways in mind, building modularity and scalability into instruments and experiments, and engaging early with non-traditional funders without compromising scientific rigor. For institutions and agencies, it means recognizing where different funding types excel and exploring new models that can complement traditional routes.

Looking ahead, there is further opportunity to explore how these ecosystem players can evolve together and how partnerships, funding mechanisms, and innovative program structures might unlock science that none could achieve alone. Understanding and leveraging space science funding will be critical to accelerating discovery, maximizing science return, and ensuring the next generation of space science continues to push the boundaries of what we know about the universe.

Image credit: ESA/Webb, NASA & CSA, G. Rihtaršič (University of Ljubljana, FMF), R. Tripodi (University of Ljubljana, FMF)

Related Articles Worth Reading:

• Interview with David Spergel, President of The Simons Foundation on the funding of space science https://issues.org/american-science-simons-spergel-interview/

• “Interplanetary science needs a commercial backbone’ - Op-Ed by Peter Beck, CEO of Rocket Lab: https://spacenews.com/interplanetary-science-needs-a-commercial-backbone/

• “A golden age of celestial science — if we choose to build it” by Eric Schmidt, CEO of Relativity Space and co-Founder of Schmidt Sciences https://thehill.com/opinion/technology/5699050-space-exploration-public-private/

• “You just saved NASA’s budget” - Jack Kiralym, Director of Government Relations, The Planetary Society https://www.planetary.org/articles/advocacy-success-fy2026-nasa-budget

• “Congress Passes Fiscal Year 2026 Spending Bills for NSF, NASA, and DOE” Roohi Dalal, American Astronomical Society (AAS) https://aas.org/posts/news/2026/01/congress-passes-fiscal-year-2026-spending-bills-nsf-nasa-and-doe

• “Private group unveils plans for large space telescope” - Jeff Foust, Space News https://spacenews.com/private-group-unveils-plans-for-large-space-telescope/

• “Eric and Wendy Schmidt to fund space telescope, three ground-based observatories” - Astronomy https://www.astronomy.com/science/eric-and-wendy-schmidt-to-fund-space-telescope-three-ground-based-observatories/