Join ESA teams to watch live the launch and docking of Crew-12, marking the beginning of a nine‑month mission to the International Space Station.
For years the scientific consensus was that a supermassive black hole (SMBH) resides in the center of the Milky Way. There's plenty of evidence that the SMBH, named Sagittarius A-star, sits in the Galactic Center (GC). But there were still lingering doubts.

