Planet with nearly equal rotation and revolution time to the earth is _____.

A. Venus

B. Mercury

C. Uranus

D. Mars

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  2. An ancient star that has collapsed matter so dense that It creates gravitational force so powerful that…
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  7. Oldest object in the Solar System is __.
  8. Nearest star to the earth is _____.
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  16. The visible surface of the sun is known as
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  18. Which of the following is not an astronomical object?
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  20. To a space traveller stationed in Moon, during the day time the lunar sky will appear
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  22. Which star has the largest percentage In the universe
  23. How much time is taken by the Moon in completing one revolution around the Earth?
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