Astronomical observatories

• ESO telescopes observe first light from gravitational wave source (17 Oct 2017)
  
• NASA's Webb Telescope to witness galactic infancy (05 Oct 2017)
  
• Watch Gaia first data release media briefing (22 Sep 2017)
  
• NASA's James Webb Space Telescope secondary mirror installed (15 Mar 2016)
  
• James Webb Space Telescope mirror halfway complete (29 Dec 2015)