Space astronomy and space physics.
空间天文与空间物理。
You could study astronomy, or space engineering, and be good at it.
你可以学习天文学，或是空间工程学，可以学的很棒。
Astronomy is the scientific study of everything in outer space.
天文学是研究外太空万事万物的一门科学。
You could study astronomy, or space engineering.
你可以学习天文学或空间工程学。
Astronomy means the scientific research of matter in outer space.
天文学是指对外层事物的科学研究。
Astronomy means the scientific research of matter in outer space.
天文学是指对外层事物的科学研究。
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