- Supermassive black holes, enormous energy levels and the densest stellar systems in the Universe: according to Elena Maria Rossi, galactic centres are the most fascinating objects in space. It is hard to observe directly what is going on inside, but Rossi has developed a creative method to find out: she looks at hypervelocity stars that are emitted from the galactic centre into the emptier galactic halo. This tells her more about what is going on inside.
Read morePubl. Wed 9 Dec 2020