Above: Takaya Okada (Japan) observes Comet C/2023 A3 with his EVSCOPE2. In the background you can see the comet tracing its ...

The skies over Iowa recently have been filled with Northern Lights on many nights and a comet, C/2023 A3 (Tsuchinshan-ATLAS) ...

Did you know that more than half of the rural hospitals in the country don’t offer labor and delivery services?

Stellar Stories Comet Tsuchinshan-ATLAS now a faint naked-eye object Moving across the constellation Ophiuchus in the evening ...

Comet C/2023 A3 (Tsuchinshan-ATLAS) has come within the sights of the ESA/NASA Solar and Heliospheric Observatory. The ...

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

A comet is defined as an icy body that is small in size and can develop a ‘tail’ of gas as it approaches the Sun from the outer Solar System. The key traits of a comet are its nucleus, coma, and tail.

Find out how comets are connected to some of our favorite annual astronomy events with November's Night Sky Notes!

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

Saying Goodbye to the Atlas Comet! I took the image above of Comet C/2023 A3 (Tsuchinshan-ATLAS) at 6:10 a.m. on September 30 as it was approaching the Sun. On October 12, I got this picture of it ...

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

The so-called "Halloween comet" vaporized as it flew within 1 million miles of the sun on Monday, its destruction captured by ...