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1 .This is Scientific American 60-Second Space. I'm Clara Moskowitz. Got a minute?
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2 .Jupiter's Great Red Spot is looking a little puny lately.
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3 .The swirling storm has been rapidly shrinking,
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4 .it's now smaller than we've ever seen it.
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5 .The spot, once estimated to be 25,500 miles across, was just 10,250 miles wide when the Hubble Space Telescope last observed it.
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6 .It's also changing shape, looking more like a circle than its usual oval.
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7 .Astronomers have been tracking this contraction since at least the 1930s.
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8 .But lately, the downsizing of the Great Red Spot appears to be speeding up.
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9 .The massive vortex has been a staple on the solar system's largest planet ever since it was first recorded in the mid 1800s.
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10 .Mysteries abound about the spot, such as what powers it and why is it so red.
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11 .Now add to that, why is it shrinking?
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12 .One idea is that small eddies feeding into the storm are altering its internal dynamics, sapping its power.
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13 .Despite its diminishing stature, however, Jupiter's cyclone is still nothing to laugh at.
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14 .It continues to reign as the largest known storm in the universe.
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15 .And it could easily swallow up the entire Earth.
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16 .Thanks for the minute, for Scientific American 60-Second Space. I'm Clara Moskowitz.
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