Edwin Hubble Quote

The great spirals, with their enormous radial velocities and insensible proper motions, apparently lie outside our Solar system.


Photographic Investigations of Faint Nebulae... (ed. 1920)

Picture Quote 1

The great spirals, with their enormous radial velocities and insensible proper motions, apparently lie outside our Solar system.

Picture Quote 2

The great spirals, with their enormous radial velocities and insensible proper motions, apparently lie outside our Solar system.

Picture Quote 3

The great spirals, with their enormous radial velocities and insensible proper motions, apparently lie outside our Solar system.

Picture Quote 4

The great spirals, with their enormous radial velocities and insensible proper motions, apparently lie outside our Solar system.