One of our universe's biggest stars has dramatically turned into a rare, yellow 'hypergiant' star, and astronomers aren't sure when it will go supernova.

Scientists have revealed for the first time a jaw-dropping early view of an exploding supernova. Observations with the European Southern Observatory’s Very Large Telescope (ESO’s VLT) have revealed ...

An explosive event in the sky might soon captivate stargazers, as a research team led by the University of Turku predicts that the star system V Sagittae could soon light up the sky in a way that hasn ...