Why observatories shoot lasers at the Universe

3 pointsby rodrigocoelhoalmost 9 years ago

1 comment

With a bonus video: Paranal telescopes with Laser Guide star (Unique 360º night time lapse)<p><a href="https://www.youtube.com/watch?v=g77CxWquJEU" rel="nofollow">https://www.youtube.com/watch?v=g77CxWquJEU</a>