Which planet is closest to the sun?

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Which planet is closest to the sun? Answer: Mercury

Mercury is the planet closest to the Sun in our solar system. It is also the smallest planet, and its orbit around the Sun is the fastest, taking only about 88 Earth days to complete one year.

Question context

This question is part of 🔬 General Science within the broader 🌐 Current Affairs & GK subject and appears in the SPSC – Sindh Public Service Commission preparation collection. Reviewing the answer together with nearby questions helps reinforce the underlying concept and identify how it may appear in competitive exams.