Have always found pleasure reading articles about the universe.
In general relativity, the bending of space therefore implies the orbital motion of stars, planets and galaxies.
From this your illustration, there is a key point I have gotten here.
It's very clear and I got the message.
Thanks @lemouth for this eye opening. Looking forward for the next post you promised.
Thanks for passing by! You will however to be a little bit patient for my next post. My time is somewhat limited. ^^
OK! gorrit