The world is going to witness the last total solar eclipse of the year 2021 on December 4. The eclipse will be visible prominently in South America, Australia, South Africa, and in countries in the Southern Atlantic. Read more to know the timings, visibility, and important facts about the celestial phenomenon. 🔬 Solar Eclipse of December 4, 2021 Date & Time: Know Where Will Last Total Solar Eclipse of The Year Be Visible And More.