Related topics: stars · planets · solar system · jupiter

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 ...

Reconstructing the solar system's original architecture

As the solar system was developing, the giant planets (Jupiter and Saturn) formed very early, and as they grew, they migrated both closer to and further away from the sun to stay in gravitationally stable orbits.

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 ...

Direct image of newly discovered brown dwarf captured

Astronomers using two Maunakea Observatories—Subaru Telescope and W. M. Keck Observatory—have discovered a key benchmark brown dwarf orbiting a sun-like star just 86 light-years from Earth that provides a key reference ...

Comet 2019 LD2 (ATLAS) found to be actively transitioning

A comet discovered last year is offering scientists new insights into how these objects "turn on" and evolve, as it actually transitions out of the Centaur population and into the Jupiter Family of Comets (JFCs), according ...

Where were Jupiter and Saturn born?

New work led by Carnegie's Matt Clement reveals the likely original locations of Saturn and Jupiter. These findings refine our understanding of the forces that determined our Solar System's unusual architecture, including ...

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