- 03/09/2019 — ESA spacecraft dodges large constellation — On Monday morning, the Aeolus Earth observation satellite fired its thrusters, moving it off potential collision course with a SpaceX satellite in the Starlink constellation. Constellations are fleets of hundreds up to thousands of spacecraft. https://www.esa.int/safety_security/esa_spacecraft_dodges_large_constellation 17 comments space