Here's where Comet 3I/ATLAS, Lemmon and SWAN are in the Halloween sky.
Skywatchers are anticipating prime viewing conditions for an annual showing of shooting stars and two comet flybys ...
Comet Lemmon is currently racing toward the Sun, while the fainter Comet SWAN is moving away. Both are set to make their ...
Skywatchers in the Northern Hemisphere had the chance to catch a once-in-a-1,000-year sight this week, as a glowing green ...
The brief, bright appearance of Comet C/2025 A6 (Lemmon) is rapidly drawing to a close, giving stargazers a final, narrow ...
According to StarWalk, the best time to observe Comet Lemmon is now until November 2. The stargazing website predicted it ...
The interstellar comet 3I/ATLAS (C/2025 N1) is hurtling through the solar system and will be at its closest point to Earth ...
Comet C/2025 A6 (Lemmon) was discovered early this year by one of the telescopes on — you guessed it — Mount Lemmon, where ...
Three newly discovered green comets are currently visible from Earth with the help of binoculars or a telescope, and a fourth-an interstellar visitor-will become visible again soon. Their unusual ...
Key Observations Two newly visible comets, Lemmon and SWAN, will reach peak brightness in late October along with the enigmatic interstellar object 3I/ATLAS that has captivated global attention Comet ...
Interstellar comet 3I/ATLAS has reached its closest approach to the Sun, a critical moment for astronomers to observe its ...
This is only the third interstellar comet scientists have observed. Its extreme brightening, unusual composition, and intense ...