moon

I have a telescope that I use to look at the moon. My telescope is on my balcony which has a specific view of the sky in a certain direction. I rarely find myself using it since it is a matter of luck if I have the time, decide to try to use it, and if the moon is actually visible at that...

I got an idea that Moon/Sun causes solid earth's volume change(by distorting Earth's spherical shape). Is it possible that ocean water volume increases due to gravitational pull by Moon/Sun? Also, due to this eccentric change, Earth's rotation gets unbalanced, So it tries to get balanced by...

Hello, I was wondering about following questions. Imagine that Moon tourism is already started and there would be special solar eclipse trips to Moon. Those trips would occur when there is lunar eclipse on Earth and thus solar eclipse on Moon. Maybe my question is unusual. But I was wondering...