Rahul Sharma (Editor)Im an aspiring MBA student working hard to get to the topTetrad (astronomy)Updated on Dec 30, 2024EditLikeCommentShareShare on FacebookTweet on TwitterShare on LinkedInShare on RedditSign inIn astronomy, a tetrad is a set of four total lunar eclipses within two years.More Alchetron TopicsReferencesTetrad (astronomy) Wikipedia (Text) CC BY-SASimilar Topics