Cosmochemist Natalie Starkey joins Neil deGrasse Tyson and Chuck Nice to talk about asteroid mining, the OSIRIS-REx mission, the origins of life, the complexities of asteroids, the risks of sample return, contamination protocols, space law challenges, and the potential for life on asteroids.
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Quick takeaways
Asteroids contain valuable resources and mining them could be profitable, but it comes with complex economic and regulatory challenges.
Space law is evolving to address issues of property rights and appropriate regulations for space resource extraction.
Studying asteroids provides insights into the origins of life and the early stages of planet formation, acting as cosmic time capsules.
Deep dives
Asteroids are the leftovers from the birth of the solar system
Asteroids are formed from the leftover material in the early stages of the solar system's formation. They are composed of a variety of elements and compounds, including metals and silicates. Some asteroids are rich in precious metals like platinum and palladium. Mining asteroids could potentially be profitable as they contain valuable resources, but there are complex economic and regulatory challenges involved. Asteroids can provide insights into the early stages of the solar system and the origins of life on Earth, as they contain the building blocks and organic compounds necessary for life.
Space law is evolving due to the growing commercial interest in space activities
Space law, which governs activities in space, is constantly evolving due to the increasing involvement of private companies in space exploration and resource exploitation. The appropriation of space resources and the rights to extract and own them are among the issues being addressed. There are ongoing discussions on property rights, ownership, and appropriate regulations to ensure peaceful and responsible use of space. Space lawyers are working on various legal aspects, such as resource rights, liability, and collaboration between space agencies and private companies.
Asteroids can provide clues about the formation of planets and the origins of life
Studying asteroids can provide valuable information about the early stages of planet formation and the origins of life. Asteroids contain the building blocks for life, such as amino acids and nucleobases, along with other organic compounds. By analyzing asteroid samples, scientists can gain insights into the conditions and processes that allowed life to emerge on Earth and potentially on other planets. Asteroids act as time capsules, preserving materials from the early solar system and shedding light on the chemical and physical properties of our cosmic neighborhood.
Mining asteroids poses economic and technological challenges
Mining asteroids for their valuable resources such as precious metals could be profitable, but it requires significant investments and poses technological challenges. The extraction of resources from asteroids, which can vary in composition, would need advanced mining techniques tailored to the specific properties of the target asteroid. Moreover, the economic implications of flooding the market with rare metals need to be considered. There are also concerns about the potential environmental impacts of asteroid mining and the need for regulations to ensure responsible resource exploitation.
Asteroids can reveal information about our solar system's history and evolution
Studying asteroids can provide insights into the history and evolution of our solar system. Asteroids offer a glimpse into the raw materials and processes that shaped the planets and other celestial bodies. By analyzing their composition and studying their physical characteristics, scientists can reconstruct the early stages of planet formation, the distribution of materials in the solar system, and the dynamics that influenced its evolution over billions of years. Asteroids act as cosmic time capsules, preserving the ancient remnants of our solar system's formation and revealing clues about its past.
Will an asteroid hit Earth in 2182? Neil deGrasse Tyson and comedian Chuck Nice learn about asteroid mining, OSIRIS-REx sample-return, and the origins of life with cosmochemist Natalie Starkey.