☄️ Comet C/2024 E1 Wierzchos makes its closest approach to Earth today, drawing attention for its vivid green coma 32. After a recent close flyby of the sun, the comet is now racing outward into the solar system 3.
Sources
- Newly visible, city-size 'green comet Wierzchoś' will soon be ejected into interstellar space, like 3I/ATLAS [reddit.com] (2026-02-17)
- Comet C/2024 E1 Wierzchos makes its closest approach to Earth tomorrow: Here's what you need to know - Space [google.com] (2026-02-16)
- Comet C/2024 E1 Wierzchos makes its closest approach to Earth tomorrow: Here's what you need to know [space.com] (2026-02-16)
Highlights
- City-size scale: Coverage calls Comet Wierzchoś “city-size,” placing it among the larger comets currently on skywatchers’ radar 2
- Possible farewell visit: Some reports say the comet could be ejected into interstellar space, drawing comparisons to 3I/ATLAS 12
- Post-perihelion phase: The comet is now speeding away after reaching perihelion on Jan. 20, 2026 3
Scientific Significance
- Scientific meaning: The close pass allows detailed tracking of how the coma’s gases and dust change as the comet recedes from the sun, including how sunlight drives its activity 2.
- Observational opportunity: The comet’s close approach to Earth has opened a useful observing window for professional observatories and amateur astronomers alike 32.
Action Items
- Look during twilight: Try spotting Comet Wierzchos in twilight for the best viewing window 2