Physicist Brian Cox dismisses alien claims about comet 3I/Atlas, calling it a natural interstellar relic and “a message from a dead world.” ...

Astronomers are captivated by Comet C/2025 K1 (ATLAS) — a resilient, golden-hued visitor that survived a near-fatal pass ...

The interstellar comet 3I/ATLAS, the third confirmed object to enter the solar system from beyond the Sun's gravitational ...

Comet 3I/ATLAS, the third confirmed interstellar object to enter the solar system, is prompting renewed scientific debate ...

Comet 3I/ATLAS has made a striking return to our skies after disappearing behind the sun for a brief period.

The November full moon will be the closest and brightest all year. Here's how Illinois residents can catch a glimpse.

The month brings a spectacular lineup of celestial sights—including a rare chance to see Mercury without a telescope and a ...

In a double cosmic treat and once-in-a-millennium opportunity, stargazers in October 2025 can look to the sky for two rare comets as they make a close approach to Earth — and Comet Lemmon and Comet ...

Comet C/2025 A6 (Lemmon) is rapidly approaching Earth, giving skywatchers an extremely rare opportunity to spot the sparkly comet Comet Lemmon (C/2025 A6) is making a rare appearance in Earth's skies, ...

Two comets are set to light up the night sky, one of which will not be seen again for over 1,000 years. C/2025 R2 (SWAN) and C/2025 A6 (Lemmon) are expected to be visible across the country this month ...

Oklahomans have a rare cosmic guest overhead in October. Comet Lemmon (C/2025 A6) is making a flyby that won't happen again for another 1,300 years. And yes, it is visible to the naked eye — barely.