ESA's 'Mission: Impossible' Sees First Light: Gaia Opens Her Eyes to the Galaxy

One of the first images taken by the Gaia space telescope during the commissioning phase of its mission, showing the star ╬▒ Aquarii, also known as Sadalmelik, in the constellation of Aquarius. Image Credit: ESA/Airbus DS

Originally perceived by astronomers as a space mission that was unlikely to ever happen, the European Space Agency’s […]