NASA
spacecraft has captured the best view of Jupiter yet, revealing turbulent
storms in the North Pole. Jupiter’s northern polar region is stormier than
expected and appears bluer than the rest of the plane. NASA on 2 September
released a batch of close-up pictures taken by the Juno spacecraft when it flew
within 2,500 miles of Jupiter’s dense cloud tops. During the rendezvous that
took Juno from pole to pole, the solar powered spacecraft turned on its camera
and instruments to collect data. The detailed pictures look “like nothing we have
seen or imagined before”. Juno also sent back views of Jupiter’s southern
lights considered the most powerful in the solar system. The flyby was the
first of three dozen planned close passes during the mission.
Unlike Earth and Mars, Jupiter is a
gas giant that is likely to have formed first, shortly after the Sun. studying
the big planer holds clues to understanding how Earth and the rest of the
planets formed. After a five year journey, Juno slipped into orbit around
Jupiter in July to map its poles, atmosphere and interior. It’s the first
spacecraft to carry a titanium vault designed to shield its computer and
electronics from intense radiation. Juno is the second mission to orbit
Jupiter. When it completes its job in 2018, it will crash into Jupiter’s
atmosphere and disintegrate. NASA planned the finale so that Juno won’t
accidentally smack into Jupiter’s moon, particularly the icy moon Europa, a
target of future exploration.
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