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Cool facts about mercury.
He couldn't have much of a party on Mercury. If you'd cut a ball out of Mercury's atmosphere 4 miles in diameter, there would barely be enough helium to fill a balloon.
I like to stand in the right place on mercury to see the sun rise and set twice in one day.
I'd get a lot more birthdays on mercury for every year. That's what every 88 days the time it takes Mercury to circle the sun.
Mercury at a glance.
Mercury by Wanda.
Mercury is the 2nd smallest planet. It's the sun. With the size of a basketball, mercury would be no bigger than a tip of a ballpoint pen.
Mercury is the closest planet to the sun.
Why I want to go to Mercury?