As the date goes on, the position of the constellation in the sky (? ), will eventually disappear in (? )。

In spring, constellations will appear (in the east) and their positions will gradually move over time (in the west).

From winter to spring, constellations move from east to west in the sky. That is, the winter constellation will gradually move westward and eventually disappear below the horizon with time, while the spring constellation will appear in the east and gradually move westward with time.

I hope I can help you!