Seven planets will align in UK skies this week, for the last time until 2040. Mars, Jupiter, Uranus, Venus, Neptune, Mercury and Saturn will all be briefly visible in the evening sky. This phenomenon, known as a 'planetary parade', is a rare sight and it will be the last time seven planets can be seen simultaneously so well until 2040.

Skywatchers can look forward to a special celestial event this week as seven planets — Mars, Jupiter, Uranus, Venus, Neptune, Mercury, and Saturn — will briefly be visible in the evening sky.

This week, sky-watchers will have the opportunity to witness a rare planetary alignment as several planets line up in the sky.

Mercury, Venus, Mars, Jupiter, Saturn, Neptune and Uranus could be visible, but not all can be seen by the naked eye.

Plenty of times, a single planet is visible in the night sky, and quite often two. Three or more simultaneously is less common, but not particularly rare. Venus, Mars, Jupiter and Saturn have all been shining overhead for the past several weeks and on clear nights can easily be seen with the naked eye.

Seven planets grace the sky at the end of February in what’s known as a planetary parade, though some will be difficult to spot

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.

Calling all stargazers and astronomy enthusiasts — something major is about to happen! Prepare for an unforgettable “planet parade” as seven planets will align in a rare cel