Edwin Powell Hubble

Equipped with his five senses, man explores the universe around him and calls the adventure Science. ↗

— Edwin Powell Hubble

#around #calls #equipped #explores #five

The history of astronomy is a history of receding horizons. ↗

— Edwin Powell Hubble

#history #horizons #receding #the history of

The great spirals... apparently lie outside our stellar system. ↗

— Edwin Powell Hubble

#great #lie #our #outside #spirals