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NASA's Juno navigators enable Jupiter cyclone discovery

Jupiter's south pole has a new cyclone. The discovery of the massive Jovian tempest occurred on Nov. 3, 2019, during the most recent data-gathering flyby of Jupiter by NASA's Juno spacecraft. It was the 22nd flyby during ...

NASA's Juno prepares to jump Jupiter's shadow

NASA's Juno mission to Jupiter has successfully executed a 10.5-hour propulsive maneuver—extraordinarily long by mission standards. The goal of the burn, as its known, will keep the solar-powered spacecraft out of what ...

Young Jupiter was smacked head-on by massive newborn planet

A colossal, head-on collision between Jupiter and a still-forming planet in the early solar system, about 4.5 billion years ago, could explain surprising readings from NASA's Juno spacecraft, according to a study this week ...

Juno finds changes in Jupiter's magnetic field

NASA's Juno mission to Jupiter made the first definitive detection beyond our world of an internal magnetic field that changes over time, a phenomenon called secular variation. Juno determined the gas giant's secular variation ...

Juno mission halfway to Jupiter science

On Dec. 21, at 8:49:48 a.m. PST (11:49:48 a.m. EST) NASA's Juno spacecraft will be 3,140 miles (5,053 kilometers) above Jupiter's cloud tops and hurtling by at a healthy clip of 128,802 mph (207,287 kilometers per hour). ...

Catching asteroid 3 Juno at its best

Not all oppositions are created equal. This week's sky target offers a good case in point, as asteroid 3 Juno reaches its most favorable viewing position for the decade.

NASA's Juno mission detects Jupiter wave trains

Massive structures of moving air that appear like waves in Jupiter's atmosphere were first detected by NASA's Voyager missions during their flybys of the gas-giant world in 1979. The JunoCam camera aboard NASA's Juno mission ...

Juno captures elusive 'brown barge'

A long, brown oval known as a "brown barge" in Jupiter's South Equatorial Belt is captured in this color-enhanced image from NASA's Juno spacecraft.

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