For example, you’ll need binoculars or a small telescope to see Uranus and Neptune—so, while the seven planets will be there, spotting them all will require specific equipment. Several of them will only appear low on the western horizon around twilight, but three will be bright and high in the sky after sunset.

While all seven planets could appear in some form in parts of the U.S., not all of them will be visible to the naked eye. Here's what to know.

The solar system's planets are set to align in the night sky in a dazzling planetary alignment, colloquially known as a planetary parade, on Friday night.

This phenomenon, known as a "planet parade," will feature Mercury, Venus, Mars, Jupiter, Saturn, Uranus and Neptune all present at the same time along a line in the night sky, NASA says.

After dusk on Friday night, seven planets are expected to align in the night sky. But you'll need binoculars or a telescope to see them all.

This phenomenon known as a "planet parade," will feature Mercury, Venus, Mars, Jupiter, Saturn, Uranus and Neptune all present at the same time along a line in the night sky on Friday, NASA says.