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IAU NEWS
Understanding the Impact of Satellite Constellations on Astronomy
In June 2019, the International Astronomical Union expressed concern about the negative impact that the planned mega-constellations of communication satellites may have on astronomical observations and on the pristine appearance of the night sky when observed from a dark region. We here present a summary of the current understanding of the impact of these satellite constellations.
100 000s of People from 112 Countries Select Names for Exoplanet Systems In Celebration of IAU’s 100th Anniversary
On 17 December 2019 the names of 112 sets of exoplanets and host stars named in the IAU100 NameExoWorlds campaigns were announced at a press conference in Paris (France). Within the framework of the International Astronomical Union’s 100th anniversary commemorations (IAU100) in 2019, 112 countries organised national campaigns that stimulated the direct participation of over 780 000 people worldwide, who proposed and selected names for each exoplanet and its host star.
  
 
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