Astronomer Gianluca Masi captured spectacular footage of a glowing meteor trail wrapping around the colossal tail of Comet Lemmon on Oct. 24, as the wandering solar system body approached the constellation Serpens Caput in Earth's sky.

Comet SWAN has an estimated brightness of magnitude +6.1 (a measure of visual brightness), which, in a dark, moonless sky, puts it just barely beyond the range of the naked eye, EarthSky said. The comet can be best viewed using binoculars or a telescope.

A pair of once-in-a-lifetime comets are rocketing through our skies right now, and it's a rare treat because they won't be back for hundreds of years. The comets, C/2025 A6 (Lemmon) and C/2025 R2 (SWAN),

A rare encounter of two comets this week will have stargazers in awe after nearly a year of no easily seen comets.

A pair of space probes cruising the solar system may be able to pass through the tail of the mysterious Manhattan-sized comet hurtling towards Earth — but only if the scientists operating

Comet Lemmon will have its closest brush with Earth on or around Tuesday, Oct. 21. Comet SWAN should have its flyby with Earth on Monday, Oct. 20.