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Titan moves away from Saturn a hundred times faster than expected

2020-06-11T18:14:19.975Z


DECRYPTION - This phenomenon calls into question what we thought we knew about the way in which the moons and rings were formed around Saturn.


At the rate of 11 cm per year, Titan, the largest moon of Saturn, moves away from its planet. It is a hundred times faster than what has been commonly accepted by astronomers for several decades. "This is a very exciting result, which completely calls into question what we thought we knew about the way in which the moons and rings around Saturn were formed , " comments Alessandro Morbidelli, specialist in celestial mechanics at the Observatory. from the Côte d'Azur to Nice.

Read also: NASA validates the billion dollar drone project to explore Titan

“I had arrived at this order of magnitude for the removal of Titan for several years, but I had kept this result aside because it was too surprising, too bizarre, and until very recently I had no way of knowing. 'explain' , frankly recognizes Valéry Lainey, astrophysicist at the Paris Observatory and first author of the discovery published on June 8 in the journal Nature Astronomy .

"The fact that a natural satellite is moving away from its planet is a phenomenon linked to the tides, which began to be

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Source: lefigaro

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