The life cycles of stars are fascinating, and sometimes the line between stars and planets isn’t as clear as it seems. Astronomers have found that under certain conditions, stars can fade, shrink, or ...

Astronomers have investigated a puzzling binary star system in which two stars that may have formed together now show ...

Many astronomical objects play by clear rules and fit into neat categories, but brown dwarfs (celestial objects too massive to be mere planets, but too small to be real stars) continue to refuse to ...