Space Facts

    Random Space Facts

    There are 77 Space Facts!

    The Mystery of the Black Knight Satellite
    There's a mysterious satellite of unknown origin that's orbiting Earth. Dubbed the Black Knight Satellite, astronomers have been reporting strange radio signals allegedly coming from the satellite since the 1930s - before NASA or the Soviet Union put satellites into space.
    48
    The heart of an astronaut actually gets smaller when in outer space.
    216
    The volume of the Earth's moon is the same as the volume of the Pacific Ocean.
    178
    An international team of astronomers has spotted the farthest known gravitational lens and, as Albert Einstein predicted, it is a galaxy that deflects and intensifies the light of a much further object.
    9
    Saturn's rings are about 500,000 miles in circumference but only about a foot thick.
    160
    The Earth weighs around 6,600,000,000,000,000,000,000 tons (5,940 billion billion metric tons)!
    221
    Saturn's moon, Mimas, not only looks like the Death Star, it also has a Pac Man heat signature.
    15
    In space, astronauts cannot cry properly, because there is no gravity, so the tears can't flow down their faces!
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