According to Culbertson, Venus will be the higher of the two “eyes” while Saturn will be the lower, and the thin, crescent moon grin will appear slightly lower and farther north. The smile will be visible to the naked eye, although a backyard telescope or pair of binoculars should allow you to get a better look at the moon’s details.

Venus, Saturn and the moon will form a triple conjunction, appearing to look like a smiley face in a sky. Here's how and when to witness the rare event.

Skywatchers can enjoy a celestial alignment of the crescent moon, Venus, and Saturn on April 25, with Mercury visible near the horizon.