Search results for Jovian Planet

Planetary Sciences Jan 28, 2025

Juno mission spots most powerful volcanic activity on Io to date

Even by the standards of Io, the most volcanic celestial body in the solar system, recent events observed on the Jovian moon are extreme.

Planetary Sciences Dec 17, 2024

Jovian vortex hunters contribute to storm study

Jumping Jupiter! The results are in, storm chasers! Thanks to your help over the last two years, the Jovian Vortex Hunter project has published a catalog of 7,222 vortices, which you can download. Each vortex is an enormous ...

Planetary Sciences Oct 28, 2024

HD 28185 c is not a brown dwarf but a massive planet, study finds

Astronomers from the University of Southern Queensland (UniSQ) in Australia and elsewhere have reinvestigated a planetary system known as HD 28185, known to contain a gaseous giant exoplanet and an outer companion, believed ...

Planetary Sciences Oct 9, 2024

Jupiter's Great Red Spot shows unexpected size changes

Astronomers have observed Jupiter's legendary Great Red Spot (GRS), an anticyclone large enough to swallow Earth, for at least 150 years. But there are always new surprises—especially when NASA's Hubble Space Telescope takes ...

Space Exploration Oct 9, 2024

Instrument aboard Jupiter-bound spacecraft nails in-flight test

As European Space Agency (ESA)'s Jupiter Icy moons Explorer (Juice) spacecraft hurtled past the moon and Earth in mid-August to provide its first gravity assist maneuver to the Jovian system, the Southwest Research Institute-led ...

Planetary Sciences Oct 1, 2024

NASA's instruments capture sharpest image of Earth's radiation belts

From Aug. 19–20, ESA's (European Space Agency's) Juice (Jupiter Icy Moons Explorer) mission made history with a daring lunar-Earth flyby and double gravity assist maneuver, a spaceflight first. As the spacecraft zipped past ...

Astrobiology Sep 23, 2024

Could stars hotter than the sun still support life?

Although most potentially habitable worlds orbit red dwarf stars, we know larger and brighter stars can harbor life. One yellow dwarf star, for example, is known to have a planet teaming with life, perhaps even intelligent ...

Astrobiology Sep 19, 2024

Volcanoes may help reveal interior heat on Jupiter moon

By staring into the hellish landscape of Jupiter's moon Io—the most volcanically active location in the solar system—Cornell astronomers have been able to study a fundamental process in planetary formation and evolution: ...

Planetary Sciences Sep 5, 2024

Study shows how amateur astronomers can aid in Jupiter weather monitoring

Jupiter's striking appearance comes from its stormy atmosphere. Swirling clouds surround the gas giant, and their distribution reflects the planet's weather. Scientists have used professional observatories such as the Very ...

Space Exploration Aug 23, 2024

Comparing two proposed NASA missions to Jupiter's moon Io

Thanks to NASA's Juno mission to the Jupiter system, we're getting our best looks ever at the gas giant's volcanic moon Io. Even as Juno provides our best views of the moon, it also deepens our existing questions. Only a ...

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