Avraham Zacuto, Jewish Astronomer to Columbus (This Week in Jewish History) Brief video describing the life and activity of Avraham Zacuto, Spanish-Jewish Astronomer and Historian whose work contributed directly to the travels of Christopher Columbus and other 15th-century explorers. Share this:TwitterTumblrFacebookLinkedInEmailRedditLike this:Like Loading... One thought on “Avraham Zacuto, Jewish Astronomer to Columbus (This Week in Jewish History)” Add yours so interesting. too short. is it because you leave out the jokes? Loading... Reply Leave a ReplyCancel reply This site uses Akismet to reduce spam. Learn how your comment data is processed.