What fundamental human need do missions targeting Mars or Jupiter's moons serve beyond material benefits?
Expanding our collective understanding of existence, planetary formation, and life's chemistry
Beyond yielding practical, material benefits that transfer back to Earth, space science fulfills a deep-seated human imperative to seek fundamental knowledge about our position within the greater cosmos. Investigations directed towards celestial bodies like Mars, the various moons of Jupiter, or exceedingly distant galaxies produce vital scientific data. This data contributes directly to a deeper comprehension of complex subjects such as planetary formation processes, the underlying chemistry that governs life, and the comprehensive history of our solar system. This pursuit of pure scientific knowledge fundamentally enhances humanity's collective grasp of existence itself.

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Is space exploration worth the money? - YouTube