Which of following is used to measure the distance between planet and stars?

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Which of following is used to measure the distance between planet and stars? Answer: Light year

The distance between planets and stars is measured using astronomical units (AU) for distances within a solar system and light-years (ly) or parsecs for distances to other stars and galaxies. Astronomical units are practical for our solar system, while light-years are used for vast interstellar distances.

Question context

This question is part of 📚 General Knowledge within the broader 🌐 Current Affairs & GK subject and appears in the ASF Airports Security Force preparation collection. Reviewing the answer together with nearby questions helps reinforce the underlying concept and identify how it may appear in competitive exams.