#Space debris observed for the first time during the day
“#Space debris observed for the first time during the day” The Zimmerwald Laser and Astrometry Telescope ZIMLAT in Zimmerwald, which is used for distance measurement to space debris objects. Credit: University of Bern, AIUB On the afternoon of February 10, 2009, the operational communications satellite Iridium 33 collided with the obsolete Cosmos 2251 communications satellite…