Planning this weekend's #WorldCup viewing? Remember to book a slot for Friday's #AsteroidDayLive webcast via https://t.co/KEhCXyzsTU at 12:00 CEST (10:00 GMT) and on Saturday, from 13:00 CEST (11:00 GMT) ESA/@ESO's #AsteroidDay2018 webcast via http://www.esa.int/Our_Activities/Space_Engineering_Technology/Asteroid_day https://twitter.com/esa/status/1012057490450735105/photo/1 source: https://twitter.com/esa/status/1012057490450735105