Year 2020, Month 12
- 01: NGC 346: Star Forming Cluster in the SMC
- 02: Eye of Moon
- 03: The Antennae Galaxies in Collision
- 04: Curly Spiral Galaxy M63
- 05: Mons Rumker in the Ocean of Storms
- 06: M16: Pillars of Star Creation
- 07: Mammatus Clouds over Mount Rushmore
- 08: Great Conjunction over Sicilian Lighthouse
- 09: Arecibo Telescope Collapse
- 10: Simeis 147: Supernova Remnant
- 11: Messier Craters in Stereo
- 12: Saturn and Jupiter in Summer 2020
- 13: Geminid Meteors over Xinglong Observatory
- 14: Capsule Returns from Asteroid Ryugu
- 15: Great Conjunction: Saturn and Jupiter Converge
- 16: Sonified: The Matter of the Bullet Cluster
- 17: Gemini's Meteors
- 18: Diamond in the Sky
- 19: Conjunction after Sunset
- 20: A Volcanic Great Conjunction
- 21: Solstice: Sunrises Around the Year
- 22: Trifid Pillars and Jets
- 23: Jupiter Meets Saturn: A Red Spotted Great Conjunction
- 24: Portrait of NGC 1055
- 25: Northern Winter Night
- 26: Fox Fur, Unicorn, and Christmas Tree
- 27: Cosmic Latte: The Average Color of the Universe
- 28: M16: Inside the Eagle Nebula
- 29: Earth During a Total Solar Eclipse
- 30: Jupiter and Saturn Great Conjunction: The Movie
- 31: Trail of the Returner