Willem de Sitter Quote

Our own galaxy system is only one of a great many, and observations made from any of the others would show exactly the same thing: all systems are receding, not from any particular centre, but from each other: the whole system of galaxies is expanding.


Kosmos (1932)


Our own galaxy system is only one of a great many, and observations made from any of the others would show exactly the same thing: all systems are...

Our own galaxy system is only one of a great many, and observations made from any of the others would show exactly the same thing: all systems are...

Our own galaxy system is only one of a great many, and observations made from any of the others would show exactly the same thing: all systems are...

Our own galaxy system is only one of a great many, and observations made from any of the others would show exactly the same thing: all systems are...