The new space race: Mining the moon and beyond for Earth’s future

In recent years, both private companies and governments have set their sights on the stars, not just for exploration but to alleviate resource shortages on Earth. India, in a groundbreaking achievement, successfully conducted a cost-effective lunar mission, revealing a treasure trove of lunar water near the Moon’s south pole.

This discovery has kickstarted a global rush to find and extract the first accessible natural resource in outer space: lunar water. Enabled by innovations in the space sector, countries like India and the United Arab Emirates, along with private firms, are entering the space energy sector, with a focus on harnessing solar power.

The United States and China are also competing to access these space resources through international collaborations like the Artemis Accords and the International Lunar Research Station. The economic benefits of accessing and developing space resources are immense.

Technological advancements have significantly reduced the cost of lunar missions, making them more affordable. This reduction in costs is attributed to reusable rocket technology and advancements in spacecraft design, driven by the digital revolution.

SpaceX and Blue Origin, two American companies, are developing super heavy lift launch vehicles that can carry large payloads into low-Earth orbit. Numerous other reusable vehicles are in development worldwide.

Space resources primarily consist of lunar volatiles (including water) and regolith, which can provide materials for local use and export. Lunar water is a valuable resource since delivering water from Earth to space is costly. Water can be split into hydrogen and oxygen, serving as rocket fuel.

Extracting and transporting lunar water is easier due to the Moon’s lower gravity, making it a potential game-changer for the orbital economy. Additionally, the Moon’s regolith can provide essential materials for future space missions, including food, water, air, and construction materials.

Recent experiments, like NASA’s MOXIE on the Perseverance rover, have shown the feasibility of producing resources from other planets, such as oxygen from Mars’ atmosphere.

Space resources could also help reduce the environmental impact of terrestrial mining, especially for metals like nickel, cobalt, and rare earths, which are crucial for the clean-energy transition on Earth.

However, space mining poses its own environmental challenges. Launching numerous rockets could impact the atmosphere, and returning materials to Earth may affect climate. Moreover, space mining could disrupt the fragile space environment and pose risks to spacecraft and astronauts.

The race to mine space resources is on, with potential benefits for Earth’s economy and sustainability. However, it also brings environmental challenges that need careful consideration as we venture into this new frontier.