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Updated: May 24, 2025

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Published on: July 30, 2020
APBench and benchmarking large language model performance in fundamental astrodynamics problems for space
Di Wu1, Raymond Zhang2, Enrico M Zucchelli2
1Department of Aeronautics and Astronautics, Massachusetts Institute of Technology, Cambridge, MA, 02139, USA. d_wu@mit.edu.
Researchers developed the first Astrodynamics Problems Benchmark (APBench) to assess Large Language Models (LLMs) in space engineering. This benchmark evaluates LLM capabilities in solving complex astrodynamics research problems.
Area of Science:
- Space Engineering
- Astrodynamics
- Artificial Intelligence
Background:
- Large Language Models (LLMs) show promise for advancing STEM research, particularly in complex problem-solving.
- Enhancing LLM capabilities is crucial for their application in specialized fields like space engineering.
Purpose of the Study:
- To evaluate the problem-solving capabilities of LLMs in astrodynamics and space engineering.
- To establish a benchmark for assessing LLM performance in this domain.
Main Methods:
- Development of the Astrodynamics Problems Benchmark (APBench), a novel dataset of questions and answers.
- Evaluation of both open-source and closed foundational models using the APBench dataset.
Main Results:
- The APBench dataset covers diverse subfields within astrodynamics, astronautics, and space engineering.
- Performance validation of current foundational models in space engineering applications.
Conclusions:
- The study introduces the first benchmark for LLMs in astrodynamics.
- This work paves the way for future advancements in AI for space engineering and defining artificial intelligence for space.
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