Space Facts

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There's not enough space in the known universe to write out a googolplex on paper.

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"Nucleus" is known as the focal point of a comet.

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In 2006, Pluto was reclassified by the International Astronomical Union as a dwarf planet.

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A year on Mercury takes 88 days for the Earth.

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4.6 billion years old is the Solar System.

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Martian Day lasts for 24 hours, 39 minutes, 35 seconds.

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The Great Wall of China is not visible from space, but China's air pollution is.

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Tortoises Orbited the Moon Before Astronauts Did: They Were Sent to Test a Russian Space Probe.

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To our eyes, in space, the sun would appear white, not yellow.

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Humans can live unprotected in space for about 30 seconds if they don't hold their breath.

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Saturn's rings are not solid. They are made up of bits of ice, dust and rock.

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The International Space Station is about the size of a football field.

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