Which constellation contains Altair?

Altair is the brightest star in the constellation Aquila, which is also known as the Eagle. This constellation is part of the summer triangle along with the stars Vega and Deneb. Altair is notable not only for its brightness but also for its relatively close proximity to Earth at around 16.7 light years away. It is a main-sequence star of spectral type A7 V, indicating that it is hotter and more massive than the Sun. Aquila is visually distinctive in the night sky, and Altair serves as a key navigational star for locating other celestial objects.

In addition to Altair's prominence, Aquila's shape resembles that of an eagle, with the star's position representing the bird's body. The association of Altair with Aquila helps astronomers and astronomy enthusiasts easily identify and remember the star's location in the night sky, making it an important reference point.