Comet C/2025 A6 (Lemmon) – October 2025

Comet C/2025 A6 (Lemmon) Description: Comet C/2025 A6 (Lemmon) visited us in October 2025 during its 1350-year journey around the Sun. For us in the Northern Hemisphere, it never rose very high above the horizon when it was close enough to be clearly observed....

Comet C/2023 A3 (Tsuchinshan-ATLAS) – October 2024

Comet C/2023 A3 (Tsuchinshan-ATLAS) Description: Comet C/2023 A3 (Tsuchinshan-ATLAS) put on a beautiful show for those who knew where to look in the sky to see it. Except for a few days between October 12 and 18, it had to be located with binoculars before it could be...

Comet C/2023 P1 (Nishimura) – August 2023

Comet C/2023 P1 (Nishimura) Description: Discovered on August 12, 2023 by Hideo Nishimura, a Japanese amateur astronomer, the third comet which now bears his name was briefly observable from the Earth’s northern hemisphere before passing closest to the Sun on...

Comet C/2021 A1 (Leonard) – November 2021

Comet C/2021 A1 (Leonard) Description: C/2021 A1 (Leonard) is the first comet discovered in 2021. It is estimated that its orbital period was over 80,000 years and, when it arrived in the vicinity of the planet Neptune in 2009, its orbit was affected and after its...

Comet NEOWISE – July 2020

Comet NEOWISE Description: The comet that stole the show in 2020! C/2020 F3 (NEOWISE) was discovered on March 27, 2020 by the NEOWISE space telescope. It passed perihelion on July 3, 2020 at 43 million km from the Sun. This move, close to the Sun, dramatically...