... Star Atlas . ... stars . ... Massive stars are born as giants . A young star in the Omega Nebula further supports the theory that a massive star contracts until it reaches a stable equilibrium at the end of its formation process. ... For many years, it has been a challenge to obtain a clear spectrum of a massive star still in the process of formation. ... At an earlier phase in the formation process, a rotating gaseous disk surrounds young massive stars, feeding the forming star. ...