Comet C/2025 A6 (Lemmon) is this year’s brightest comet visible from Earth—an icy relic from the solar system’s origins that ...

NASA says the meteor shower is best viewed during the pre-dawn hours, but the sweet spot is between midnight and 2 a.m. Make ...

It will be a while before you can see it for yourself, however. Halley’s comet was last visible from Earth in 1986, meaning ...

Comet C/2025 A6 Lemmon is getting brighter and whether you have a telescope, binoculars or just your eyes, here’s how you can catch a glimpse.

Will the weather this week allow you to see Comet Lemon? The Mount Lemmon Survey is an astronomical survey that employs a ...

A rare, green-glowing comet will make its closest approach to Earth next week — and it won’t return for more than a thousand ...

Week of October 26 - November 1, 2025 It's been a few years since we've seen a decently bright comet grace the nighttime sky, ...

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 ...

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

ALMA captures surprising activity in comet C/2014 UN271, Bernardinelli-Bernstein comet, the largest ever detected.

The European Space Agency's ExoMars Trace Gas Orbiter and Mars Express took photos of the interstellar comet 3I/ATLAS as it ...

Every once in a while, our solar system receives a fleeting visitor from the depths of our galaxy. On July 1, 2025, NASA’s ...