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The gas planets

The scientific activities currently in progress, related to the study of the giant planets, are closely linked to the results of the most recent exploratory space missions.

Jupiter and the origin of the giant planets. The study of the origin of Jupiter and the other gas giants involves the application of the planetary formation models developed by INAF-IASF, described previously.

Saturn and its moons. The study of Saturn and its satellite and ring systems, with particular attention to Titan, naturally makes use of the data obtained by the Cassini-Huygens mission. During the mission, the VIMS spectrometer, one of the Italian instruments, turned out to be one of the key instruments, able to determine the composition of the rings and atmosphere of Saturn, as well as determine local variations in the surface composition of its satellites and relate them to geological surface features.

ALMA WITNESSES STAR BIRTH BEYOND THE EDGES OF THE MILKY WAY

Apr 22, 2026

ALMA WITNESSES STAR BIRTH BEYOND THE EDGES OF THE MILKY WAY A new study, led by INAF, has mapped, for the first time, the mass distribution of newly formed cores in the Large Magellanic Cloud. Thanks to high-resolution images from ALMA, it has emerged that these cores form according to the same patterns observed in the Milky Way. The result suggests that the initial fragmentation mechanisms of gas and dust clumps, from which stars are born, are universal and independent of the galactic environment.

CALVERA EXPLODED WHERE IT SHOULDN’T HAVE: A “RUNAWAY” PULSAR DEFIES THE RULES OF THE MILKY WAY

Aug 29, 2025

CALVERA EXPLODED WHERE IT SHOULDN’T HAVE: A “RUNAWAY” PULSAR DEFIES THE RULES OF THE MILKY WAY A stellar explosion, a pulsar, and a supernova remnant - that’s the story of Calvera. Positioned more than 6,500 light-years above the Galactic plane, this system is rewriting what we know about stellar evolution in our galaxy. The research originates from a team at the Italian National Institute for Astrophysics (INAF), in collaboration with the University of Palermo, and is detailed in a study published in Astronomy & Astrophysics