CURRENT AFFAIRS

2020

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
According to a new study Saturn’s largest moon Titan is now expanding from Saturn at how many times faster than scientists had previously predicted?
A
100
B
50
C
150
D
60
Explanation: 

Detailed explanation-1: -The Saturnian moon’s orbit is now expanding away from Saturn at a rate 100 times faster than scientists had previously predicted.

Detailed explanation-2: -It would take roughly seven years to get there, and then the same to get back, though well-timed gravity-assists either on the way there or back could reduce the total flight time to just 10 years.

Detailed explanation-3: -Titan takes 15 days and 22 hours to complete a full orbit of Saturn. Titan is also tidally locked in synchronous rotation with Saturn, meaning that, like Earth’s Moon, Titan always shows the same face to the planet as it orbits.

Detailed explanation-4: -Its rotational period is just 5.5 hours, the fastest known rotation of all of Saturn’s moons. Hati is a member of the Norse group of moons.

Detailed explanation-5: -Dutch astronomer Christiaan Huygens discovered Saturn’s largest moon, Titan, on March 25, 1655. It was nearly 300 years later, in 1944, when Dutch-American astronomer Gerard Kuiper discovered one of the characteristics that makes Titan exceptional: this distant moon actually has an atmosphere.

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