How, when, and where to look to see Comet C/2023 A3 (Tsuchinshan-ATLAS) after sunset this Sunday, Oct. 27, with sky charts, ...

BOSTON - It isn't often that we get the chance to see a comet with the naked eye. But, in a year already filled with so many astronomical treats, it looks like we will be able to add a comet to ...

In 2023, a green comet that last visited Earth 50,000 years ago zoomed by the planet again. Other notable flybys included Neowise in 2020, and Hale-Bopp and Hyakutake in the mid to late 1990s.

Both comets will glow green in our skies. One comet, called C/2023 A3 (Tsuchinshan-ATLAS) is already visible, while another newly discovered comet could be visible towards the end of the month. Comet ...

In 2023, a green comet that last visited Earth 50,000 years ago zoomed by the planet again. Other notable flybys included Neowise in 2020, and Hale-Bopp and Hyakutake in the mid to late 1990s.

In 2023, a green comet that last visited Earth 50,000 years ago zoomed by the planet again. Other notable flybys included Neowise in 2020, and Hale-Bopp and Hyakutake in the mid to late 1990s.

In 2023, a green comet that last visited Earth 50,000 years ago zoomed by the planet again. Other notable flybys included Neowise in 2020, and Hale-Bopp and Hyakutake in the mid to late 1990s.

If they get too close, radiation and gravitational forces may disintegrate them. In 2023, a green comet that last visited Earth 50,000 years ago zoomed by the planet again. Other notable flybys ...

They heat up as they swing toward the sun, releasing their streaming tails. In 2023, a green comet that last visited Earth 50,000 years ago zoomed by the planet again. Other notable flybys ...

The anti-tail was recently also seen in photos of the green comet E3, which had a tail pointed towards the sun instead of away from it. The rare comet using binoculars until 30 October.

In 2023, a green comet that last visited Earth 50,000 years ago zoomed by the planet again. Other notable flybys included Neowise in 2020, and Hale-Bopp and Hyakutake in the mid to late 1990s.

Both comets will glow green in our skies. One comet, called C/2023 A3 (Tsuchinshan-ATLAS) is already visible, while another newly discovered comet could be visible towards the end of the month.