SPACE AGRICULTURE (Research Article) | EstheraSTEM

 By Esther Adegoroye | Date: February 21, 2026

ABSTRACT

   Space agriculture, the cultivation of food in extraterrestrial environments is no longer just futuristic speculation. With ongoing experiments on the International Space Station (ISS), upcoming lunar tests, and AI-driven systems launching in 2026, this field is advancing rapidly. It promises self-sustaining life support for Moon and Mars missions while delivering powerful spin-offs for Earth.

This article introduces the topic in an eye-opening way, explores recent progress and dives into its global impact through links to SDG 2: Zero Hunger and SDG 12: Responsible Consumption and Production.

INTRODUCTION

   Space agriculture might sound like pure science fiction but it isn't!

  

 It is the development of technologies and methods to grow crops in extraterrestrial (off-Earth) environments such as the International Space Station, the Moon, or Mars. It aims to support long-term human space exploration by creating sustainable, controlled food systems that overcome challenges like microgravity, radiation and limited resources.

   For instance, imagine harvesting fresh lettuce while orbiting Earth or growing potatoes in Martian soil, out of this world, right?

What once seemed impossible is now real and happening on the International Space Station (ISS). Astronauts are growing vibrant greens in microgravity using systems like NASA's Veggie Plant Growth System (2015), which recycle air, water and nutrients in tight, closed loops. These systems are not luxury perks; they are survival necessities.

In space, every drop of water, every watt of energy and every gram of nutrient counts. With the extreme conditions of space, we learn valuable lessons from Space Agriculture to drive innovations in efficiency, resource management and controlled-environment farming that could transform how we grow food here at home (Earth).

Building on the early successes of NASA’s Veggie Plant Growth System, The Advanced Plant Habitat (APH) was further introduced to represent the next level in space agriculture. Being fully automated and highly sophisticated, APH allows scientists to conduct long-term studies of plant growth, monitoring environmental conditions, nutrient use, plant DNA and stress responses in real time. By combining sensors, cameras, and controlled growth chambers, APH helps researchers understand exactly how plants adapt to microgravity, which is critical for designing sustainable food systems for long-term space missions (NASA, 2023).

Consequently, other experiments on the ISS continue to expand our understanding of plants in space.

• The TROPI experiments examine how plant roots respond to light and gravity, while microgravity seed studies investigate whether seeds grown in space exhibit improved resilience or nutritional quality.

• AI-powered plant stress detection experiments are testing automated systems that monitor plant growth and adjust conditions in real time, a technology that could one day be applied to Earth-based agriculture (Australian Space Agency, 2026).

• Companies like Vertical Future are developing autonomous orbital farms for upcoming commercial space stations

• Research facilities such as Biosphere 2’s SAM facility are experimenting with over 20 crop species in sealed environments, including plants that support air quality and nutrient cycling

• Space agencies are preparing lunar agriculture experiments.

• NASA’s Artemis LEAF project will test plant growth in partial gravity using actual lunar regolith. These studies will provide critical insights into growing food on the Moon and eventually Mars, helping scientists design self-sustaining habitats beyond Earth (NASA,2026)

GLOBAL IMPACT: Linking Space Agriculture to SDGs

Now, we know Space agriculture has profound implications for humanity, let's consider its link with the United Nations Sustainable Development Goals (SDGs).

Space Agriculture directly connect to:

• SDG 2: Zero Hunger — ensuring access to sufficient, safe and nutritious food for all.

• SDG 12: Responsible Consumption and Production — promoting sustainable management and efficient use of natural resources.

 These connections are not abstract; they arise from the technologies, principles and lessons developed through space agriculture research.

SDG 2: Zero Hunger

   Globally, more than 800 million people still face hunger. By 2050, the world’s population is estimated to surpass 9 billion, and traditional farming will struggle to meet demand due to shrinking arable land, climate change and water scarcity.

  Hence, Space agriculture provides a model for an efficient and resilient food production. On the ISS, scientists use hydroponics and aeroponics to grow lettuce, kale, peppers and other crops in nutrient solutions without soil (NASA, 2015). Every drop of water and nutrient is measured and recycled, demonstrating how to produce maximum food with minimal resources. 

  These lessons are being applied to Earth, as Urban farms now use vertical farming techniques inspired by space agriculture, allowing cities to produce food locally without depending on large plots of land.

  Additionally, water-efficient systems developed for space are being implemented and used in drought-prone areas to conserve water while producing food (Earth.org, 2022). Plants growth under extreme conditions were studied, and scientists developed and are still developing climate-resilient crops that can survive in harsh environments on Earth.

Thus, Space agriculture is not just about feeding astronauts, it is a blueprint for achieving Zero Hunger on a global scale.

SDG 12: Responsible Consumption and Production

   If SDG 2 focuses on feeding people, SDG 12 emphasizes doing it responsibly. In short, waste is not an option!

 Leveraging insights from Space farming, space agriculture shows how responsible production works in practice. Closed-loop systems recycle water, nutrients and waste, while NASA’s Advanced Plant Habitat monitors conditions to minimize resource use (NASA, 2023).

 Similarly, techniques developed for orbit like recycling nutrients and optimizing growth per square meter are now applied on Earth in vertical and urban farms. These innovations are exactly what SDG 12 promotes: using resources efficiently while producing what is needed.

Connecting the Two SDGs

 The lessons of space agriculture show that feeding the world and protecting resources are inseparable goals. This interconnection is vital for students to understand that futuristic challenges, whether on Mars or in megacities on Earth require integrated thinking. Food production cannot be separated from water, energy, or waste management, because Sustainability and Survival go hand in hand.

KEY TAKEAWAYS

The NASA 2015 Veggie Plant Growth System (Vegetable Production System) is a deployable, low-power unit on the ISS that enabled astronauts to eat fresh, space-grown lettuce for the first time in 2015. Designed by Sierra Space (formerly ORBITEC), it uses pink LED lighting (a combination of red and blue) and “plant pillows” with root mats to grow leafy greens in microgravity. Beyond providing fresh food, the system supports psychological well-being, tests plant growth in space, and laid the groundwork for future long-duration missions, eventually leading to the Advanced Plant Habitat in 2017/2023.

Constraints does drive Innovation, and by testing farming systems in space, Scientists are able to develop technologies to be used on Earth to:

• Reduce water use in agriculture
• Recycle nutrients from food waste
• Optimize crop yield per square meter
• Minimize energy consumption.

REFERENCES

• NASA Science: Space Crops & Veggie Updates (2025–2026) — https://science.nasa.gov/biological-physical/space-crops

• Biosphere 2’s SAM Facility Updates (2026) — https://research.arizona.edu/news/biosphere-2s-sam-become-testing-ground-next-generation-space-habitats

• Australian Space Agency: Next-Gen Space Agriculture (2026) — https://www.space.gov.au/news-and-media/aussie-vision-for-next-gen-space-agriculture-onboard-spacex-crew-12-launched-into-orbit

• UN Sustainable Development Goals: Goal 2 — https://www.un.org/sustainabledevelopment/hunger

• UNOOSA: Space for SDG 2 — https://www.unoosa.org/oosa/en/ourwork/space4sdgs/sdg2.html

• UN Sustainable Development Goals: Goal 12 — https://www.un.org/sustainabledevelopment/sustainable-consumption-production

• UNOOSA: Space for SDG 12 — https://www.unoosa.org/oosa/en/ourwork/space4sdgs/sdg12.html

• Space in Africa: Space Technologies for SDG 2 & 12 — https://spaceinafrica.com

• Veggie Plant Growth System (June 11, 2014): https://www.nasa.gov/image-article/veggie-plant-growth-system/

NOTE

   This article was written by Esther Adegoroye for the Research Article Collaboration (EstheraSTEM × BioScope).

If you intend to use feature or use any part of it, kindly inform us via email and give credit!

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