Year 2020, Month 04
- 01: Asteroid or Potato?
- 02: Venus and the Pleiades in April
- 03: The Traffic in Taurus
- 04: Venus and the Sisters
- 05: Color the Universe
- 06: NGC 1672: Barred Spiral Galaxy from Hubble
- 07: A Path North
- 08: Country Sky versus City Sky
- 09: A Flow of Time
- 10: Full Moon of Spring
- 11: Venus and the Pleiades in April
- 12: The Horsehead Nebula in Infrared from Hubble
- 13: A Sailing Stone across Death Valley
- 14: NGC 253: The Silver Coin Galaxy
- 15: A Cosmic Triangle
- 16: Comet ATLAS Breaks Up
- 17: The Windmill and the Star Trails
- 18: Just Another Day on Aerosol Earth
- 19: Cassini Approaches Saturn
- 20: IC 2944: The Running Chicken Nebula
- 21: Eye on the Milky Way
- 22: Planet Earth at Twilight
- 23: Lyrid Meteor Streak
- 24: Around the World at Night
- 25: Hubble's Cosmic Reef
- 26: Edwin Hubble Discovers the Universe
- 27: Fresh Tiger Stripes on Saturn's Enceladus
- 28: The Kepler-90 Planetary System
- 29: The Ion Tail of New Comet SWAN
- 30: Andromeda Island Universe