The brightest comet to whiz past Earth in 2021 has likely disintegrated. Comet Leonard is now nothing but a ghostly streak, having lost its nucleus, or main body, and its coma, or temporary atmosphere ...

Comet Leonard, which last passed by Earth 80,000 years ago, has been dazzling the night sky before Christmas, and there's only a few days left to see the celestial object before it disappears forever.

Comet Leonard, which has been a visual treat for astronomers for several weeks, is on its way out of the solar system—but it might still be possible to catch a glimpse of it depending on one's ...

Compared to the splendid appearance of Comet NEOWISE last July, Comet Leonard (C/2021 A1) won't come close, but it may very well become the brightest comet of 2021. By bright, picture a faint blob ...

The very first comet discovered this year, Comet Leonard, is visible in the sky this week, and could be bright enough by the weekend to spot with the unaided eye. Be sure to catch it soon, though.

Leonard will not be making its next 80,000-year-long journey around the Sun, as the mile-wide comet appears to have disintegrated in late February. Astronomer Gregory Leonard from the Catalina Sky ...

There is a new comet in town, and December is your only chance to see it before disappears forever. Astronomers say that Comet Leonard is our best and brightest comet to see in 2021. There is a new ...

The brightest comet in the night sky right now makes its closest approach to the sun Monday (Jan. 3) and — even if it survives the journey — that will be the only time the comet sees our star close up ...

A spacecraft intended to study the boiling atmosphere of the sun has completed additional tasks by passing through the tail of the comet C/2021 A1 Leonard. Comet Leonard, as it is known, made ...

Comet Leonard was discovered at the beginning of 2021, and since then, it has been a honing point for astronomers looking to observe comets. Astronomers were particularly interested in Leonard it's a ...

When Comet Leonard, a mass of space dust, rock and ice about a half-mile (1 kilometer) wide, makes its closest pass of the Sun on Jan. 3, 2022, it will be a journey 40,000 years in the making. Ahead ...