A galaxy simulation shows that nuclear star clusters and nuclear stellar disks can grow together as a stellar bar funnels gas ...

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The Milky Way absorbed a large dwarf galaxy about 12 billion years ago, pushing the known history of major galactic mergers much farther back in time. ・Hubble observations of ancient star clusters ...

An international team led by ICREA researcher Mark Gieles, from the Institute of Cosmos Sciences of the University of Barcelona (ICCUB) and the Institute of Space Studies of Catalonia (IEEC), has ...

There goes another old astronomers' tale about where planets can't form. Scientists used to have a hard time detecting alien worlds in open star clusters, leading some to wonder whether a mysterious ...