Astronomer Gianluca Masi and his Virtual Telescope Project will host a special livestream on Oct. 20 beginning at 1:30 p.m.

A pair of once-in-a-lifetime comets will rocket through our skies this October, and it's a rare treat because they won't be ...

The comet is fast approaching its closest encounter with Earth on Tuesday, March 21, a harmless 28.6 million miles.

Comet C/2025 R2 (SWAN) was discovered on Sept. 10 by Ukrainian amateur astronomer Vladimir Bezugly. It has brightened ...

Learn when and where to see Comet Lemmon and Comet SWAN this October as they light up the night sky in a rare double comet ...

Two green comets are streaming close to earth. Here’s how skygazers can see this rare occurrence - Two bright green comets ...

Comet Lemmon should be visible to the naked eye as it approaches the sun this month. Here are the best locations around Ohio ...

Comets SWAN and Lemmon will both swing by Earth and appear bright in the sky near the end of October. Here’s how to see them.

Until the end of the month, Comet SWAN can be seen in the evening sky. It will be most visible facing southwest about 90 ...

Comet 2025 C/2025 A6 - known as Comet Lemmon - will become brighter and brighter in Colorado's early evening skies over the ...

Skywatchers are anticipating prime viewing conditions for an annual showing of shooting stars and two comet flybys ...

"As far as I know, there are no protocols for responding to the discovery of functioning alien devices near Earth." ...