The sky is filled with rare celestial treats this week. Want to spot some cool comets? Here's what to know about comets Lemmon and SWAN, how to spot.

NASA confirms 3I/ATLAS visible tonight — learn when and where to spot the rare interstellar comet lighting up Earth's skies ...

Stargazers may be in for a treat this October as two comets — C/2025 R2 (SWAN) and C/2025 A6 (Lemmon) — are expected to be visible in the night sky around Oct. 21. Seeing more than one comet in a ...

A comet discovered earlier this year, now just bright enough to be visible to the naked eye, is poised to be among the top ...

Comet Lemmon (C/2025 A6) is making a rare appearance in Earth's skies, after rapidly approaching Earth since its discovery in January The comet reaches its closest approach to Earth in October, ...

Comets Lemmon and SWAN are nearing Earth in a rare double cosmic treat. Where and what time can you see them? What to know.

Perihelion is the point on an orbital course that brings a body closest to the sun. C/2025 K1 (ATLAS) is an Oort cloud comet ...

Comets Lemmon and SWAN are soaring past Earth in a rare cosmic treat. Here's best viewing times, tips and more in ...

Two comets are converging in the night sky this month You can see an online livestream of the comets via the Virtual Telescope Project later this week The comets are called C/2025 A4 (Lemmon), and ...

Oregonians will have an opportunity to view a triple cosmic event in October, as two rare comets will be visible alongside the Orionid meteor shower. The Orionid meteor shower peaked Oct. 21, and will ...

In the vast reaches of our solar system, new discoveries are constantly reshaping our understanding of space. One such ...

An incredibly rare astronomical phenomenon is taking place in our sky right now, you just can't see it - yet.