NASA will build a $20 billion lunar base.

A NASA announced a significant shift in its space exploration strategy: the agency intends to cancel the orbital lunar station project, known as Lunar Gatewayto invest approximately US$20 billion (approximately R$104 billion) for the construction of a permanent base on the surface of the Moon.The decision is part of the redesign of the Artemis program and reinforces the goal of establishing a continuous human presence on the satellite. This move marks an important transition in how the agency approaches lunar exploration. Instead of prioritizing intermediate structures, the NASA It is now focusing directly on occupying the lunar surface as an essential step for the future of space exploration. Learn more.

Strategic change

A Lunar Gateway It was a space station planned to orbit the Moon and serve as a support point for manned and robotic missions. The proposal of NASA It was similar toInternational Space Station (ISS)but on a smaller scale, functioning as a hub Logistics to facilitate landings and operations on the lunar surface.

In this Wednesday (24), the new head of NASAJared Isaacman declared at an event at the headquarters of NASA In Washington, USA, it was announced that the lunar base should be built over the next seven years and that it represents a major shift in the lunar project. Artemis program:

"It comes as no surprise to anyone that we are pausing the Gateway project in its current form and focusing on the infrastructure that will support operations on the lunar surface."

With the change in strategy, the NASA The decision to eliminate this intermediate step suggests that maintaining a station in orbit may not be as efficient as investing directly in ground-based infrastructure. Furthermore, operating a surface base allows for more complex experiments, exploration of local resources, and extended astronaut stays.

However, this transition is not only strategic, as it also brings significant technical challenges. Some of the modules developed for the Gateway were designed to operate in orbit, not directly on the lunar surface. This means that this equipment will need to be adapted to support... gravity, extreme temperature variations, and direct interaction with the lunar surfacewhich can generate additional costs and increase the complexity of the project.

What will the new American base on the Moon be like?

The new lunar base is intended to function as a true "outpost" for humanity beyond Earth. The project envisions habitable modules capable of housing astronauts for extended periods, as well as scientific laboratories and life support systems adapted to the extreme lunar environment. Among the main objectives are:

• To support long-duration scientific missions.
• Testing technologies for deep space exploration
• To serve as an intermediate step for future missions to Mars.

Contrary to what many imagine, the construction of the base will not begin with astronauts, but with a large... robotic effortAutonomous systems and robots (called MoonFall DronesThey will be responsible for mapping the terrain, preparing the infrastructure, and testing equipment before human arrival. This model reduces risks and allows for the validation of technologies in an extremely hostile environment.

Another decisive factor is the local schoolThe base should be built close to South pole of the MoonThe South Pole is a strategic region because it concentrates ice deposits in permanently shadowed craters. This ice can be used to produce water, oxygen, and even fuel, reducing dependence on resources sent from Earth. Furthermore, the South Pole offers more stable temperature and lighting conditions, favoring the continuous operation of the base.

Finally, it is also necessary to analyze how the energy will be generated. NASA studies the use of compact nuclear reactors, which can provide continuous power even during the long lunar nights, which last about 14 Earth days. This solution is considered fundamental to ensuring the stable operation of the base.

The estimated investment of NASA de US $ 20 billion (20 billion dollars) reflects the complexity of the project, which involves everything from technological development to the transport and assembly of the modules on the lunar surface. Part of the equipment already developed for the Gateway It can be reused, which helps reduce costs and avoid waste.

Challenges of the lunar environment

Building a base on the Moon involves dealing with extremely adverse conditions, often more complex than those faced in Earth orbit. One of the main challenges is... radiationWithout an atmosphere or magnetic field, the lunar surface exposes astronauts to high levels of solar and cosmic radiation. To mitigate this, habitats will need to be protected with layers of... regolith (the lunar soil) or even partially buried, functioning as true "space bunkers".

Another critical problem is the moon dustExtremely fine, abrasive, and electrically charged, this dust can damage equipment, compromise systems, and pose health risks to astronauts. This is one of the most difficult obstacles to overcome and was already causing problems during the Apollo missions.

In addition, NASA intends to invest in technologies for utilizing local resources, known as ISRU (In-Situ Resource Utilization"Utilization of Resources on-Site" (in Portuguese). This includes extracting water from lunar ice and producing oxygen and fuel directly on the Moon, making the base progressively more self-sufficient.

Construction phases

The construction of the lunar base will be done gradually, in carefully planned stages to reduce risks and test technologies throughout the process. The process consists of three distinct phases:

1. Initial robotic missions: The first phase involves sending robotic missions, which will prepare the terrain, test systems, and begin assembling initial structures. Automated equipment will be sent to the Moon to prepare the terrain, test technologies, and begin assembling the infrastructure. These robots will be essential for validating technologies before the arrival of astronauts.
2. Shipping of structural modules: In the sequence, the NASA The plan is to send structural modules, including habitats and energy systems. Parts of the base will be transported gradually, including habitats, energy systems, and scientific equipment. These components will be progressively assembled until they form a functional base. This process is expected to take several years, considering the limitations of space transport and logistics.
3. Initial human presence: Finally, astronauts will begin to occupy the base on short-duration missions, which will gradually evolve into longer stays, in addition to validating systems and conducting experiments. The ultimate goal is to establish a continuous human presence, something unprecedented in the history of lunar exploration.

Mission Artemis and the return to the Moon

The change in strategy is directly linked to the program. Artemis, responsible for taking astronauts back to the Moon after decades since the Apollo missions. Since the scheduled manned flight at the end of February of this year was canceled, this restructuring means that... Artemis The mission will move away from relying on an orbital station and focus directly on the lunar surface. This could accelerate the development of permanent infrastructure and broaden the scope of missions. Below is the updated timeline for the next phases of the Artemis program:

• Artemis II: Until April 1, 2026, the first mission with astronauts since 1972 to fly by the Moon (without landing).
• Artemis III: mid-2027, to test the docking of lunar modules, spacesuits, and systems in Earth orbit.
• Artemis IV and V: 2028, when Artemis IV is scheduled to make the first landing on the Moon and Artemis V will expand lunar operations.

Furthermore, the new approach strengthens the Moon's role as a testing ground for technologies that will be used in future missions, especially those destined for Mars.

By prioritizing a lunar base, the NASA This signals an important transition: from sporadic exploration to the continuous occupation of space. More than just revisiting the Moon, the goal now is to transform the satellite into a strategic point for expanding human presence in the solar system.

This movement also occurs in a context of increasing international competition. Countries such as China They have been rapidly advancing their own lunar exploration plans, which is increasing the pressure on the United States to establish a sustainable presence on Earth's natural satellite.

Check out more details about future plans for NASA with its lunar base, as seen in the video below which compiles the most important moments from the presentation given by the US space agency this week:

And you, do you believe that we will soon have a habitable base on the surface of the Moon? Leave your opinion in the comments.

Learn more:

How many times has man been to the moon? View all NASA missions

NASA announces unprecedented mission to Mars with nuclear-powered spacecraft.

Text revised by Alexandre Marques in 25 / 03 / 2026.

Sources: NASA, The Verge, NBC News.