This star chart shows the constellation Perseus, visible in the northeast on fall nights nights. The Double Cluster is ...

A waxing gibbous moon and the ringed planet Saturn will enlighten our sky for treat-or-treaters this Halloween.

Find out what's up in your night sky during November 2025 and how to see it in this Space.com stargazing guide.

This image provided by Brennan Gilmore shows the bright green comet C/2025 A6 (Lemmon) on Saturday, Oct. 4, 2025, in Cismont, Va. NEW YORK (AP) — Two bright green comets are streaming through the ...

Researchers poured over historical photographs in search of "transients"—short-lived flashes of light of the night sky.

A recent survey uncovered several mysterious objects in the night sky, photographed before the first satellite ever made it ...

The month is packed with skywatching highlights—including two galaxies visible to the naked eye and a rare glimpse of the innermost planet. A cormorant crosses the face of the full moon in ...

The new radio portrait of the Milky Way is the most sensitive, widest-area map at these low frequencies to date. It will ...

Until the past week, the feeling inside the Wrexham dressing room had been one of anxiety and tension, as players tried to ...

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 ...

NEW YORK (AP) — Two bright green comets are streaming through the skies and are visible to skygazers in the Northern Hemisphere. Both hail from the outer edges of our solar system — possibly what's ...