How, when, and where to look to see Comet C/2023 A3 (Tsuchinshan-ATLAS) after sunset this Wednesday, Oct. 30, with sky charts ...

How, when, and where to look to see Comet C/2023 A3 (Tsuchinshan-ATLAS) after sunset this Friday, Nov. 1, with sky charts, before it disappears.

Instruments from the U.S. Naval Research Laboratory have recorded the passage of comet C/2023 A3, Tsuchinshan-ATLAS, as it moved close to the sun. The observation by the LASCO telescope revealed a ...

ATLAS now a faint naked-eye object Moving across the constellation Ophiuchus in the evening sky, Comet C/2023 A3 Tsuchinshan ...

Set your calendars on Nov. 18 (probably) for the Leonids meteor shower in the peak morning. You don't need a telescope to ...

A recently discovered comet that scientists and amateur astronomers hoped would be visible on Halloween was in an orbit a … ...

Ever wonder how a “leap year” is determined or why we even have it at all? The answer lies somewhere in the realm of ...

November is one of the best months of the year to view meteors and the annual activity isn't expected to disappoint this year.

Jupiter, which currently gleams from within the sparkling winter constellation Taurus, reaches opposition with the sun just a ...

Watch for the brightest planets in the sky throughout the month, as well.

Trick-or-treaters may get a “spooky” surprise in the skies Halloween night in the form of the Taurid meteor shower.

EarthSky reported that the best way to view these meteor showers is in ... least 1,000 meteors per hour — are created when ...