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8 votes

"Tidally locked" Oort Cloud object

Suppose you orbit with period $P$, and have a angular velocity $\omega$ randomly chosen (let's start with everything aligned in a plane orthogonal to spin too). Then to keep your face pointed towards ...
18 votes

"Tidally locked" Oort Cloud object

The question in the title and the body are different. There are no tidally locked objects in the Oort cloud. The sun's tidal forces at that distance are not sufficient to lock an object's rotation. ...
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3 votes

Will Mercury ever become locked to the Sun?

The way how Mercury got captured into the 3:2 spin-orbit resonance is explained in great detail in this work (of which I'm a co-author), which is also available in ArXiV. Planets or moons entrapped in ...

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