Search results for gas giant planet

Astronomy 13 hours ago

Much of Earth's nitrogen was locally sourced

Where did Earth's nitrogen come from? Rice University scientists show one primordial source of the indispensable building block for life was close to home.

Astronomy Jan 20, 2021

Saturn's tilt caused by its moons

Two scientists from CNRS and Sorbonne University working at the Institute of Celestial Mechanics and Ephemeris Calculation (Paris Observatory—PSL/CNRS) have just shown that the influence of Saturn's satellites can explain ...

Astronomy Jan 18, 2021

A 'super-puff' planet like no other

The core mass of the giant exoplanet WASP-107b is much lower than what was thought necessary to build up the immense gas envelope surrounding giant planets like Jupiter and Saturn, astronomers at Université de Montréal ...

Astronomy Jan 18, 2021

Astronomers find planetary system with gas giant exoplanet and white dwarf companion

Using NASA's Transiting Exoplanet Survey Satellite (TESS), an international team of astronomers has discovered an interesting extrasolar planetary system consisting of a K-dwarf host star, a Jupiter-sized planet and a white ...

Space Exploration Jan 14, 2021

NASA's Juno mission expands into the future

NASA has authorized a mission extension for its Juno spacecraft exploring Jupiter. The agency's most distant planetary orbiter will now continue its investigation of the solar system's largest planet through September 2025, ...

Astronomy Jan 13, 2021

Astronomers find signature of magnetar outbursts in nearby galaxies

Apart from black holes, magnetars may be the most extreme stars in the universe. With a diameter less than the length of Manhattan, they pack more mass than that of our sun, wield the largest magnetic field of any known object—more ...

Astronomy Jan 12, 2021

Astronomers measure enormous planet lurking far from its star

Scientists aren't usually able to measure the size of gigantic planets, like Jupiter or Saturn, which are far from the stars they orbit. But a UC Riverside-led team has done it.

Space Exploration Dec 21, 2020

Jupiter and Saturn cheek-to-cheek in rare celestial dance

The solar system's two biggest planets, Jupiter and Saturn, came within planetary kissing range in Monday's evening sky, an intimacy that will not occur again until 2080.

Analytical Chemistry Dec 21, 2020

High pressure causes hydrogen variants to collapse

Hydrogen exists as a gaseous compound of two hydrogen atoms (H2). Under normal laboratory conditions, H2 occurs in the variants "ortho hydrogen" and "para hydrogen." Until now, it has been unclear how these variants behave ...

Astronomy Dec 18, 2020

Juno spacecraft updates quarter-century Jupiter mystery

Twenty-five years ago, NASA sent history's first probe into the atmosphere of the solar system's largest planet. But the information returned by the Galileo probe during its descent into Jupiter caused head-scratching: The ...

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