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.

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

Astrophysics expert Albert Zijlstra, Professor at The University of Manchester, said: "This kind of event is rare," he said. ...

A 7-planet alignment will be visible in Michigan skies on Friday. Here's what to know and how to see the planetary alignment.

This rare planetary parade will be visible in UK skies for the last time until 2040 this week - here is everything you need to know.