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Comet 2024 G3 (ATLAS) Set to Dazzle as the ‘Great Comet’ of 2025

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Comet 2024 G3 (ATLAS) has truly captivated skywatchers, earning the title of the “Great Comet of 2025” thanks to its extraordinary celestial display. The comet’s bright, vivid tails and remarkable brightness have drawn attention from astronomy enthusiasts across the globe. Discovered on April 5, 2024, by the Asteroid Terrestrial Impact Last Alert System (ATLAS) in Chile, it has delivered a breathtaking show that many observers won’t soon forget. The comet reached its closest approach to the Sun on January 13, 2025, dazzling viewers with a complex tail and heightened luminosity.

The celestial event is being hailed as historic due to the comet’s unprecedented brightness, reaching magnitudes not seen since Comet McNaught in 2007. During its perihelion, Comet 2024 G3 shone brightly, rivaling Venus in the sky, with a recorded magnitude of -3.8. This was based on careful data analysis from experts, including Polish researcher Mieczyslaw Paradowski. The Solar and Heliospheric Observatory (SOHO) also contributed observations, highlighting the comet’s brilliance as it moved closer to the Sun, offering a rare and awe-inspiring sight for observers around the world.

Although Comet 2024 G3 was visible to those in the Northern Hemisphere for a brief period in early January, its position soon shifted, making it more prominent in the Southern Hemisphere. Observers in southern regions were treated to a spectacular view, with the comet’s tail stretching across an impressive 15 degrees of the sky. This stunning display was particularly noted by astronomer Michael Mattiazzo in Swan Hill, Australia, who confirmed the breathtaking sight visible to many in the Southern Hemisphere.

As the comet continues its journey, it has left an indelible mark on those who had the opportunity to witness it, and its status as the “Great Comet of 2025” is firmly established. Its beauty and brightness serve as a reminder of the wonders of our universe and the excitement that celestial phenomena can bring to the global community of skywatchers.

How to Witness August’s Rare Super Blue Moon

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August 2024 has proven to be a thrilling month for astronomy enthusiasts. Following the peak of the Perseid meteor shower, the month brings another celestial event—a rare super blue moon. This unique lunar phenomenon, a combination of a supermoon and a blue moon, will reach its peak on August 19 at 2:26 p.m. ET.

Supermoons are already an extraordinary sight, as they appear significantly larger and brighter than regular full moons due to their proximity to Earth. The moon’s elliptical orbit means that at certain times it is closer to Earth, at a point known as perigee, which averages about 226,000 miles (363,300 kilometers) from our planet. When a full moon occurs within 90% of this perigee, it is classified as a supermoon. As a result, the moon can appear up to 14% larger and 30% brighter than when it is at its farthest point, or apogee, about 251,000 miles (405,500 kilometers) away.

This August’s super blue moon is particularly special because blue moons themselves are quite rare. A blue moon can be defined in two ways: a monthly blue moon, which is the second full moon in a calendar month, or a seasonal blue moon, which is the third full moon in a season that has four full moons. This particular blue moon is of the seasonal variety. Despite its name, a blue moon doesn’t actually appear blue unless there’s a lunar eclipse, which can give the moon a reddish or bluish tint depending on atmospheric conditions.

Observing the super blue moon is easy and does not require any special equipment. The moon will be visible to the naked eye and can be seen from virtually anywhere, provided the skies are clear. It will rise in the evening and remain visible until just before sunrise. The best viewing conditions are during a clear night without cloud cover. If clouds do obstruct the view on the peak night, the supermoon will still be visible for a couple of days before and after its peak, offering multiple opportunities to catch a glimpse.

In addition to the supermoon, sky-watchers can look out for Jupiter and Mars, which are expected to be visible near the moon. These planets were recently in close conjunction, meaning they appeared very close together in the sky, and they will still be relatively close during the supermoon.

For those looking ahead, 2024 has more celestial events in store. The remaining supermoons of the year are scheduled for September 18, October 17, and November 15. The September supermoon will also feature a partial lunar eclipse, where part of the Earth’s shadow will cover the moon. However, the October supermoon will be the largest of the year, with the moon being just 62 miles closer to Earth than during the August event.

This rare super blue moon offers a perfect reason to step outside and enjoy the beauty of the night sky. Whether you’re a seasoned astronomer or just enjoy the occasional stargazing, this event is sure to be a memorable one.