4 days ago · A very experienced comet observer, John Bortle of Stormville, New York, calls C/2024 G3 "the Great Comet of 2025." He writes: The comet's post-perihelion appearance closely resembles that of the ...

17 hours ago · The celestial display presented by Comet 2024 G3 (ATLAS) during January has captivated skywatchers worldwide, earning it the title of the "Great Comet of 2025." With its remarkable brightness and vivid tails, the comet has been observed from both hemispheres, leaving a lasting impression.

A great comet is a comet that becomes exceptionally bright. There is no official definition; often the term is attached to comets such as Halley's Comet , which during certain appearances are bright enough to be noticed by casual observers who are not looking for them, and become well known outside the astronomical community.

C/2024 G3 (ATLAS) is a non-periodic comet, which reached perihelion on 13 January 2025, at a distance of 0.09 AU (13 million km) from the Sun.Dubbed the Great Comet of 2025, it is currently the brightest comet of 2025, [6] with an apparent magnitude reaching −3.8 on the day of its perihelion. [5] The comet is visible in the southern hemisphere before and after perihelion.

Jan 9, 2025 · Discover how to see Comet 2024 G3 (ATLAS), one of the brightest comets in 20 years, as it makes its rare journey near the sun next week.

Jan 21, 2025 · Headless comet C/2024 G3 (ATLAS) is currently visible in the Southern Hemisphere’s evening sky. It may be the best comet of 2025 and is an excellent target for binoculars or a camera. You can find it using the Sky Tonight app. Why is this comet considered “headless,” and when is the best time to see it? Read on to learn more!

Jan 22, 2025 · And see great images in our Comet G3 photo gallery. View at EarthSky Community Photos . | Petr Horálek from Spišská Belá, Slovakia, captured this image of Comet Tsuchinshan-ATLAS A3 on October ...

Jan 14, 2025 · On January 13, the comet will pass just 8.7 million miles from the Sun, about a quarter of Mercury's distance. That same day, it will also come within 87.1 million miles of Earth.

Oct 31, 2024 · Great comets leave a lasting impression and often go down in history. Wondering what makes a comet great? Our article breaks down everything you need to know. Here’s a little insider tip: unlike the Star Walk 2 app, where comet tracking is locked behind a paywall, Sky Tonight gives you this feature for free.

Oct 15, 2024 · Great comets don’t come along very frequently, after all. What do I mean by a “great” comet? What the heck is a comet anyway? And how can you spot this one before it’s gone? C/2023 A3 Tsuchinshan-ATLAS as seen on September 30th from Namibia through a 12” telescope. Credit: Gerald Rehamann, Michael Jäger, Denis Möller.