UPDATE: Early eye-witness reports indicate that comet A3 is not yet a naked-eye object. It’s best seen by taking images, which you can learn more about doing here. When is comet A3 coming back?

Comet C/2023 A3 — known simply as comet A3 — was first discovered last year and was first visible in the night sky earlier this month, with peak viewing from Oct. 16 through Oct. 20.

Comet A3 seen from Vieques Island, Puerto Rico, on the morning of September 30, 2024. Its closest approach to Earth will be on Oct. 12, when it'll be visible to the naked eye in the evening.

The space rock — named Comet C/2023 A3 Tsuchinshan-Atlas, or just A3 for short — was only discovered last year and is billed as what could be the “comet of the decade” by the Search for ...

While some comet experts think Comet Tsunchinchan-ATLAS (C/2023 A3) will "soon be no longer," others think it's doing just fine. In recent months there has been a gradual build-up of excitement ...

Comet C/2023 A3 (Tsuchinshan-ATLAS) is rapidly approaching its closest approach to the sun, which may be the closest it comes to our planet. The comet will reach its brightest at about 36.4 ...

Comet A3 Tsuchinshan-ATLAS proved to be photogenic as it lit up the early autumn skies of the Northern Hemisphere this month. Comet C/2023 A3 (Tsuchinshan-ATLAS) has not disappointed photographers.

Comet A3, or Comet Tsuchinshan-ATLAS, is still visible in the Northern Hemisphere this weekend. The comet takes 80,000 years to orbit the sun, so Neanderthals were among the last people to see it.

Comet C/2023 A3 — known simply as comet A3 — was first discovered last year and was first visible in the night sky earlier this month, with peak viewing from Oct. 16 through Oct. 20.

Comet C/2023 A3 — known simply as comet A3 — was first discovered last year and was first visible in the night sky earlier this month, with peak viewing from Oct. 16 through Oct. 20.