Which planet is known as the 'Watery Planet' ?
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In order of their distances from the Sun, which of the following planets lie between Mars and Uranus?
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A black hole is a ________
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Messenger satellite has been launched by NASA for the study of
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Which of the following is indicated by the colour of a star?
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Milky Way Galaxy was first seen by
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Halley's comet appears once in a period of ________
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The radiant energy of the sun is transmitted in the form of ________
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"Sirius", the brightest star outside of the Solar System, is also called ________.
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Which of the following is called "Blue Planet"?
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Which of the planets is nearest to the earth?
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Which of the following is the brightest planet?
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Which planet is known as 'Morning Star'?
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Parsec is the unit of measurement of ________
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Which of the following planets is known as Earth's twin?
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Rotational axis of which of the following planet is highly tilted?
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Which of the following is not related to solar system?
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Comets revolve around ________
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Which one of the following planets takes the same number of days for rotation and revolution?
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The Planets that have no natural satellites are ________.
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