A remarkable sight will appear in the southwestern sky an hour after sunset Saturday evening when Venus appears very close to a thin crescent moon. This celestial phenomenon is called a conjunction, which means two or more heavenly bodies appear very close to each other.

Stargazers are in for a spectacular treat this weekend as Venus—often called the “Evening Star”—will appear right next to a delicate crescent moon in the night sky. This rare alignment will be especially visible across the Western Hemisphere,