Planetary Alignment April 2024. Discover how to see them all and get a glimpse into the science behind planetary alignments. Five planets, visible to the naked eye, are poised to line up and march across the sky this summer in an unusual alignment that will be graced by the light of the moon.

This alignment will culminate in 2024, with when. Most of the planets will be visible to the naked eye, making this an easy event to see.