Mark your calendars. The Smithsonian has ten celestial events that will be visible in North America in 2021. If you missed the conjunction of Jupiter and Saturn, you can catch Mercury, Jupiter and Saturn forming a cluster in early January. Or see the bright Venus-Jupiter conjunction on February 11. Spectacular meteor shower will rain down in April, August, and December. Stargazers in Canada will see an annular solar eclipse on June 10. Then another partial lunar eclipse will be in the sky on November 19.