If you looked at one of these galaxies and measured its velocity, it would be moving away from you.
Si nous regardions une de ces galaxies et mesurions sa vitesse, elle s'éloignerait de nous.
If you looked at one of these galaxies and measured its velocity, it would be moving away from you.
Si nous regardions une de ces galaxies et mesurions sa vitesse, elle s'éloignerait de nous.