PARIS — The monthly free Open Observatory Night at Twitchell Observatory in Paris will be tonight from 8:15 to 10:30 p.m. Friday, July 20, on Hooper Ledge Road if skies are clear.

Five planets are expected to be seen throughout the viewing — Mercury, Venus, Jupiter, Saturn and Mars. The moon will also be visible. 

Postponements will be posted on the observatory’s website, tinyurl.com/y92ufqwy, or on Facebook, tinyurl.com/y7jmbb2b. Participants can also call or text 207-890-5207. 

Twitchell Observatory (Twitchell Observatory photo)