Observers could see up to seven planets line up in the sky after sunset on Friday, but you may need a telescope to see them all.

Six planets are currently gracing our night sky, forming an arc on our celestial dome. From west to east: Saturn, Mercury, Venus, Uranus, Jupiter and Mars.

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.

A planetary parade, also known as a planetary alignment, happens when four or five planets join other commonly visible planets and they are simultaneously visible with the naked e

Mars, Jupiter, Uranus, Neptune, Mercury, Saturn and Venus -- will be visible simultaneously and look like they're all aligned when seen from Earth after sunset. A long awaited astronomical event dubbed as the planet parade or planetary alignment when four planets are visible to the naked eye on the evening sky,