fixed star

• Estrela que parece manter uma posição fixa em relação às outras estrelas no céu noturno, ao contrário dos planetas, que se movem. Em astronomia, o termo se refere a estrelas distantes que não mostram movimento perceptível em curtos períodos de tempo.

A star that appears to maintain a fixed position relative to other stars in the night sky, as opposed to planets which move. In astronomy, it refers to distant stars that do not exhibit noticeable motion over short periods.

1. Astronomical termC1formal

   A historical term for stars that appear to maintain a fixed position relative to each other in the night sky, as opposed to planets which move.

   Estrela fixa

   • Ancient astronomers believed the fixed stars were attached to a celestial sphere.
   • The constellations are made up of fixed stars.
   • Navigators used the fixed stars to determine their position at sea.