In what season do Ursa minor, Cassiopeia and Swan appear together?

Cassiopeia is one of the polar constellations of China Academy of Sciences. Located in the south of Andromeda, north of Andromeda, far from Ursa major. Because it is close to the north celestial pole, it can be seen all year round, especially in autumn.

Ursa minor: Ursa minor

Abbreviation: UMi

Approximate area: 256 square degrees

Location on the celestial sphere: North celestial pole and its vicinity.

Constellations suitable for observation in spring, the famous Polaris and Arctic Constellation.

English: Ursa minor, Ursa minor or Ursa minor.

Cygnus is one of the northern constellations. The Latin name of Cygnus is cygnus, abbreviated as cyg. It means swan. At 20 o'clock on September 25 every year, the swan constellation rises to the sky. Summer and autumn are the best time to observe Cygnus.

ursa major

Abbreviation: UMa

It is one of the most important constellations in the northern sky.

Approximate area: 1280 sq.

A constellation suitable for spring observation, where the famous Big Dipper is located.