Here's where Comet 3I/ATLAS, Lemmon and SWAN are in the Halloween sky.

An interstellar comet that originated outside our solar system has just made its closest pass to the sun, brightening ...

The Orionids — one of two major meteor showers caused by remnants from Halley’s comet — will peak with the arrival of a new moon, providing an excellent opportunity to see shooting stars without ...

A bright new solar system comet could put on a show in the October night sky as it zooms past Earth. Comet C/2025 R2 (SWAN) was discovered on Sept. 10 by Ukrainian amateur astronomer Vladimir Bezugly.

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 ...

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 will soon make its closest approach to Earth and should be visible to the naked eye in the night sky, if you know where to look. But don't hesitate. If you miss ...

On October 13, 2025, the Last Quarter Moon will be observed in conjunction with Jupiter starting around midnight, with Jupiter's Galilean moons visible through telescopic observation. Pluto reaches ...

The comet is only the third interstellar object recorded in the solar system. Astronomers just caught a rare glimpse of an interstellar comet as it zoomed past Mars. Images of the object, dubbed ...

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 ...