1,000 Earths Could Fit In Jupiter's Red Spot Storm, NASA Juno Probe Shows
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NASA Juno Probe: The Great Red Spot has evolved in shape over time and there are indications that it may be shrinking in size.
Data from NASA's Juno spacecraft is providing a deeper understanding of Jupiter's wondrous and violent atmosphere including its Great Red Spot, finding that this immense swirling storm extends much further down than expected.
Researchers said on Thursday the Great Red Spot plunges between roughly 200 to 300 miles (350 to 500 km) below the cloud tops on Jupiter, based on microwave and gravity measurements obtained by Juno.
The data is giving scientists studying the solar system's largest planet - so big that 1,000 Earths could fit inside it - a three-dimensional account of Jupiter's atmosphere.
The planet, known as a gas giant, is composed primarily of hydrogen and helium, with traces of other gases. Stripes and a few storms like the Great Red Spot dominate the colorful appearance of Jupiter, the fifth planet from the sun with a diameter of about 88,850 miles (143,000 km).