Comet Tsuchinshan-ATLAS will sweep around the sun on Sept. 27 to make a brief foray into the morning sky. Will it be a bright naked-eye object with a significant tail? Here's where and when you ...

Comet Tsuchinshan-ATLAS is arriving at its projected pinnacle of brightness, followed by a transition into the evening sky.

Comet Tsuchinshan-ATLAS, also known by its catalog designation C/2023 A3, is now magnitude 2.2 in the morning sky.But if you’re not an early riser, you can soon rejoice — it will become ...

Comet Tsuchinshan-ATLAS will have a close encounter with the sun today (Sept. 27) here's how to make the most of comet viewing opportunities this weekend and beyond.

The celestial visitor is Comet Tsuchinshan-ATLAS, or C/2023 A3 to scientists. Astronomers are expecting the comet to be especially vivid, possibly rivaling the brightness of Jupiter in the night sky.

Comet Tsuchinshan-Atlas makes an appearance in the western night sky as amateur photographers Nolan Letellier, left, and Link Jackson observe on a ridge near the Dry Creek Trailhead in Boise, Idaho.

Comet C/2023 A3, also known as Comet Tsuchinshan-ATLAS, may become the next brilliant comet. The brightnesses of such objects, however, are notoriously difficult to predict.

A comet named C/2023 A3 Tsuchinshan–ATLAS is making an 80,000-year orbit around the sun. Some have dubbed it the "comet of the century" because of how brightly it might shine in the night sky.

A comet named C/2023 A3 Tsuchinshan–ATLAS is making an 80,000-year orbit around the sun. Some have dubbed it the "comet of the century" because of how brightly it might shine in the night sky.

Comet Tsuchinshan-ATLAS will sweep around the sun on Sept. 27 to make a brief foray into the morning sky. Will it be a bright naked-eye object with a significant tail? Here's where and when you ...

Comet Tsuchinshan–ATLAS will be within range of the LASCO C3 imagery through 22:00 UT (6:00 p.m. EDT on Oct. 10). It will appear to pass closest to the sun — a scant 3.5-degrees from its ...

Comet Tsuchinshan–ATLAS will be within range of the LASCO C3 imagery through 22:00 UT (6:00 p.m. EDT on Oct. 10). It will appear to pass closest to the sun — a scant 3.5-degrees from its ...