While axis of most planets lie above their orbital planes, this planet's axis lies almost along its orbital plane directly pointing towards the Sun. Identify the planet.
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Which planet's average density is so small that it can float in water if it is plunged into a sea bigger than its size?
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Who discovered the planet Neptune ?
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Who was the first astronomer to have correctly identified the Rings of Saturn?
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Where do most long period comets originate?
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Which planet is often called a Failed Star?
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Which is the hottest planet of our Solar system?
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Which is the largest moon of our Solar system?
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Which planet contains the largest known volcano of our Solar system?
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Which is the largest asteroid of the Asteroid Belt of our Solar System?