OUTERPLANETS

845 articles

NASA's Juno Mission Detects Jupiter Wave Trains
Oct 24, 2018 (JPL)
JunoCam data has detected atmospheric wave trains, towering atmospheric structures that trail one after the other as they roam the planet, with most concentrate...
Europa plume sites lack expected heat signatures
Oct 24, 2018 (SPX)
"We searched through the available Galileo thermal data at the locations proposed as the sites of potential plumes. Reanalysis of temperature data from the Gali...
Icy moon of Jupiter, Ganymede, shows evidence of past strike-slip faulting
Oct 17, 2018 (SPX)
Plate tectonics is the process on Earth that has created many familiar large scale features - oceanic and continental crust, mountain ranges, mid-ocean ridges, ...
Icy warning for space missions to Jupiter's moon
Oct 12, 2018 (SPX)
A team led by scientists from Cardiff University has predicted that fields of sharp ice growing to almost 15 metres tall could be scattered across the equatoria...
New Horizons sets up for New Year's flyby of Ultima Thule
Oct 08, 2018 (SPX)
Word from the spacecraft that it had successfully performed the 3 0.5-minute maneuver reached mission operations at the Johns Hopkins Applied Physics Laboratory...
While seeking Planet X, astronomers find a distant solar system object
Oct 04, 2018 (SPX)
The newly-found object, called 2015 TG387, was announced by the International Astronomical Union's Minor Planet Center on October 1. A paper with the full detai...
Hunt for Planet X reveals the Goblin, a faraway dwarf planet
Oct 04, 2018 (UPI)
The dwarf planet's lengthy orbit is extremely oblong, sending the Goblin far away from Earth for most its 40,000-year-long trek around the sun. Scientists first...
Extremely distant Solar System object found
Oct 02, 2018 (SPX)
The newly found object, called 2015 TG387, will be announced Tuesday by the International Astronomical Union's Minor Planet Center. A paper with the full detail...
New Horizons Team Rehearses For New Year's Flyby
Oct 01, 2018 (SPX)
NASA's New Horizons science team recently wrapped up a three-day rehearsal of the busiest days around the mission's Dec. 31- Jan. 1 flyby of Ultima Thule, a Kui...
Juno image showcases Jupiter's brown barge
Sep 19, 2018 (UPI)
Like Jupiter's Great Red Spot, the brown barge is shaped by cyclone-like weather patterns in the gas giant's atmosphere. But unlike the red spot, which is round...
NASA shares more Pluto images from New Horizons
Sep 11, 2018 (UPI)
The new images include additional close-ups of Pluto's rugged beauty -- the sphere's surface features revealed in new range and detail. "Pluto is showing us a d...
New research suggest Pluto should be reclassified as a planet
Sep 11, 2018 (SPX)
In 2006, the International Astronomical Union, a global group of astronomy experts, established a definition of a planet that required it to "clear" its orbit, ...
Tally Ho Ultima
Sep 06, 2018 (SPX)
Since I last wrote, earlier this year, our flight team has been incredibly busy operating our spacecraft and planning for our next flyby. That work includes con...
Water discovered in the Great Red Spot indicates Jupiter might have plenty more
Aug 31, 2018 (SPX)
In terms of atmospheric composition, some of what the probe measured met expectations. But there were also some surprises, one of the most baffling being that t...
Deep inside the Great Red Spot hints at water on Jupiter
Aug 30, 2018 (SPX)
But one critical question has bedeviled astronomers for generations: Is there water deep in Jupiter's atmosphere, and if so, how much? Gordon L. Bjoraker, an as...
New Horizons makes first detection of Kuiper Belt flyby target
Aug 30, 2018 (SPX)
Taken Aug. 16 and transmitted home through NASA's Deep Space Network over the following days, the set of 48 images marked the team's first attempt to find Ultim...
Jupiter had growth disorders
Aug 29, 2018 (SPX)
"We could show that Jupiter grew in different, distinct phases," explains Julia Venturini, postdoc at the University of Zurich. "Especially interesting is that ...
Study helps solve mystery under Jupiter's coloured bands
Aug 10, 2018 (SPX)
Jupiter is the largest planet in our solar system. Unlike Earth, Jupiter has no solid surface - it is a gaseous planet, consisting mostly of hydrogen and helium...
Million fold increase in the power of waves near Jupiter's moon Ganymede
Aug 08, 2018 (SPX)
They cause polar lights but also high-energy 'killer' electrons that can damage spacecraft. In a recent study to be published in Nature Communications, the auth...
New Horizons team prepares for stellar occultation ahead of Ultima Thule flyby
Aug 02, 2018 (SPX)
Preparations are on track for a final set of stellar occultation observations to gather as much information about the size, shape, environment, and other condit...
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