Original sentence: As with all such collisions, it is unlikely that objects such as stars contained within each galaxy will actually collide, as galaxies are in fact very diffuse -- the nearest star to the Sun is in fact almost thirty million solar diameters away from the Earth
Edited sentence: As with all such collisions, it is unlikely that objects such as stars contained within each galaxy will actually collide, as galaxies are in fact very diffuse -- the nearest star to our Sun is in fact almost thirty million solar diameters away from us