We have been moderately lucky with comets in the last several months. We had Comet Tsuchinshan-ATLAS last October shining ...

A newly discovered comet, called C/2025 F2 (SWAN), may have disintegrated. But the remnants are still visible.

Skywatchers throughout the Northern Hemisphere are enjoying views of the newly discovered Comet SWAN.

Last year there was much ballyhoo over the so-called “devil comet,” some will-it-won’t-it drama of Tsunchinshan-ATLAS, and the sudden discovery (and quick demise) of a third comet that failed to meet ...

Initial observations suggest the comet, called C/2025 F2 (SWAN), will continue getting brighter as it approaches the sun.

A newly discovered comet is fascinating astronomers and amateur stargazers alike as it remains a brightening feature in the northeast night sky.

Currently only visible from the Northern Hemisphere, C/2025 F2 (SWAN) looks like a small green sphere. Its vivid green glow is caused by diatomic carbon molecules, which emit a green light under the ...

The striking Comet C/2025 F2 (SWAN) photograph was captured by astrophotographer Josh Dury at 4:50 a.m. local time on April 9.

Stargazers are anxiously waiting to see if Comet Atlas brightens in the night sky to become one of the greatest comets in a century. Or not. While Comet Atlas is still visible only with a ...

Minor Planet Center officially designated comet SWAN25F as C/2025 F2 (SWAN) on April 8. SWAN is an instrument particularly designed to study the Sun ...

Comet SWAN25F was discovered using photos from the European Space Agency's SOHO spacecraft and can currently be spied using ...

Newly discovered comet SWAN25F will reach its closest point to the sun on May 1, but lots of details about the bright object remain unclear. | Credit: Michael Jäger/Gerald Rhemann An amateur ...