The green-hued Comet Lemmon will align with the Serpens constellation this weekend, offering a stunning view for astronomy ...

Comet Lemmon is moving quickly west of the Big Dipper, near bright Arcturus, while Comet SWAN lies beneath the three stars ...

Comet C/2025 A6 (Lemmon) was discovered early this year by one of the telescopes on — you guessed it — Mount Lemmon, where ...

Skywatchers can catch a rare glimpse of Comet Lemmon this month, and it won't be back until around the year 3175. Here's how ...

Comet Lemmon (C/2025 A4) will make its closest approach to Earth on November 8th, and is currently visible to the naked eye ...

Comets Lemmon and SWAN are making their closest approach to Earth in a rare cosmic treat. Can you see it in NJ? Here's timing ...

Comet Lemmon will be visible during October 2025 during the Orionid and Taurid meteor showers, creating a month of potential comets, "shooting stars" and fireballs. (2024's Comet 12P/Pons-Brooks is ...

A rare interstellar comet — only the third ever confirmed to enter our solar system — was photographed last week, closely approaching Mars, the European Space Agency said Tuesday. The images taken on ...

This newly discovered comet could soon glow bright enough for the naked eye as it sweeps through October's morning and evening skies. Comet Lemmon (C/2025 A6) is quickly brightening as it draws closer ...

The European Space Agency's ExoMars orbiter has captured the closest view yet of the interstellar comet 3I/ATLAS. The images reveal the comet's bright coma but show no signs of a tail. Soaring 18.6 ...

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 ...

Perplexity’s Comet AI browser is now free for everyone, and you can download it from the official website. It was launched earlier this year for users on the company’s $200 monthly subscription. The ...