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

Witness the raw power and timeless beauty of nature in this breathtaking 4K UHD cinematic footage of volcanic mountains at ...

The northern lights have a higher than usual chance of appearing for viewers in some northern states, according to the ...

Standing on Earth and gazing out into the night sky, you’d think our Milky Way galaxy is relatively calm. Most nearby ...

Residents of several northern U.S. states could have the opportunity to see the dazzling northern lights tonight. Here's what ...

As Earth passes through the densest part of debris from the famed Halley's comet, the Orionid meteor shower will hit its ...

When Earth is opposite Mars from the sun, it will appear full because you’re looking directly on the daylit side. But mitigating this is its far greater distance, plus the fact that Earth appears much ...

A comet discovered earlier this year, now just bright enough to be visible to the naked eye, is poised to be among the top ...

One of the more reliable annual meteor showers, the Orionids, peaks during a new moon, making 2025 an excellent year to watch ...

Another geomagnetic storm will expand visibility of the aurora borealis. Here's how the celestial phenomenon works and where ...

Residents of northern U.S. states could have the opportunity to see the northern lights tonight. Here's what to know about ...

The Orionids — one of two major meteor showers caused by remnants from Halley’s comet — will peak with the arrival of a new ...