Well, in the predawn hours of April 25 it literally will be thanks to a double conjunction that will see Saturn, Venus and the moon combine to form a grinning face in the predawn sky. To spot the celestial 'smiley face,

This rare alignment will be visible for about an hour at around 5.30am on Friday morning, with sunrise taking place at around 6.30am.

According to NASA, the planetary phenomenon will be clearest about 45 minutes before sunrise, low in the eastern sky and appearing near the moon. Venus and Saturn will be the easiest to spot — but for those with a clear view of the horizon, Mercury can be observed hanging low and bright in the cosmos.