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24 September, 2022
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Saturn’s Mysterious Rings & Extreme Tilt

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Saturn’s Mysterious Rings & Extreme Tilt

A recent analysis concluded that the pre-existing moon Chrysalis likely fled Saturn because of its brilliant rings and unusual tilt.

What are the Study's Key Highlights?

Significant Tilt: Saturn has a tilt of 26.73 degrees and it is improbable that it tilted during the stages of its development.
Neptune, Uranus, and Saturn all currently exhibit a significant tilt, indicating that this trait did not develop throughout the stages of creation.
Reason for Tilt: According to a number of theories, gravitational interactions between Saturn and its neighbour Neptune are what caused the planet to tilt.
However, the current study contends that Neptune's gravitational pull is no longer acting on Saturn
Furthermore, it mentioned that findings from NASA's Cassini probe, which orbited Saturn from 2004 to 2017, suggested that Titan, Saturn's largest satellite, may have actually been to blame.
Titan's Migration: Titan is departing Saturn at a rate of around 11 centimetres each year, which is 100 times quicker than predicted.
Saturn's gravitational pull from Nepturn was lessened as a result of Titan's swift migration and subsequent increase in tilt.
Role of Former Moon (Chrysalis): Researchers ran simulations of the planet's axis of rotation and how it has evolved over time. The results showed that a former moon may be implicated since, according to the model, removing the moon causes Saturn to tilt.
Approximately 160 million years ago, after perhaps orbiting Saturn for many billion years, Chrysalis became unstable and approached its planet too closely.

How well do we understand Saturn?

The second largest planet in our solar system, Saturn, is located six planets from the Sun.
Saturn stands out among the planets due to its countless lovely ringlets.
Although other planets have rings formed of ice and rock fragments, none are as magnificent or intricate as Saturn's.
In the solar system, Saturn has 82 satellites, making it the body with the most moons.
Saturn, a gas giant like Jupiter, is a large globe primarily composed of hydrogen and helium.
Pioneer 11, Voyagers 1 and 2, and Cassini, which orbited Saturn 294 times from 2004 to 2017, were the few spacecraft to visit Saturn.

Source: The Hindu

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