"And what a creature this comet has been ... sometimes bluish in color, across the sky. The plasma tail, which looks a bit like Harry Potter's lightning bolt scar in Bartlett's photo, is composed ...

Comet SWAN, hailing from the Oort Cloud beyond Pluto, has been visible through telescopes and binoculars over the past few weeks with its streaming tail ... Its green color would have been ...

This close-up image of comet C/2023 A3 (Tsuchinshan-ATLAS ... techniques to recover as much of the original color and details ...

A view of Comet C/2023 A3 (Tsuchinshan–ATLAS), along with the faint anti-tail. Image: Michael Kieran As Comet C/2023 A3 (Tsuchinshan–ATLAS) barrels its way through space, some have gotten a ...

The comet tail is still too dim to see with your eyes, but it is heading towards the sun and growing brighter every day. There will be two viewing windows for the comet over the coming weeks for ...

In new photos and videos shared online, the cosmic snowball now appears to have grown a rare second tail. Relative positions of the Earth, the comet and the Sun allow us to see sunlight on larger ...

The planet orbits its host star in just 30.5 hours, losing a mass of material roughly equal to Mount Everest each time ...

Despite the clouds and moonlight, the comet was a magnificent sight. The brightness was 1m5 but the 10° tail was visible without any problem. A picture taken on Sunday by Austrian photographer ...

Astronomers have discovered an exoplanet with a tail, like a gigantic comet. The planet, known as WASP-69b, is slowly evaporating in the radiation of its host star. WASP-69b is a gas giant that ...

Comet SWAN, hailing from the Oort Cloud beyond Pluto, has been visible through telescopes and binoculars over the past few weeks with its streaming tail ... Its green color would have been ...

NEW YORK (AP) — A newly discovered green comet tracked by telescopes has likely broken apart as it swung by the sun, dashing hopes of a naked-eye spectacle.