Can a solar system exist where the second planet rotates fast, and the third planet is tidally locked to their star?
How can orbital resonance sometimes have a stabilising effect, whilst other times, it has a destabilising effect?
Terminology: Is there a name for the points on the surfaces of tidally locked parent/satellite bodies that always face each other?
Where can I build my house on Mercury so that I can see double sunsets (and sunrises)? Can I do it near the poles where it's cooler?
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