Comet Tsuchinshan-Atlas, also known as C/2023 A3, is making its way towards Earth and is expected to be visible to the naked ...

The ion tail of C/2023 A3 (Tsuchinshan-ATLAS) could appear as a blue streak across the northern hemisphere sky during October ...

Crew-8 has been on the International Space Station since March.

Approximately 41,000 years ago, Earth's magnetic field briefly reversed during what is known as the Laschamp event. During ...

Rocky Foundations There may be a fifth fundamental force of the universe that we haven't documented yet — and, according to ...

The timing of the storm should provide a great show for Europe, but those in North America could also see the dazzling lights ...

A severe solar storm sparked by an intense flare from the sun could reach "extreme" levels as it bombards Earth, NOAA ...

A powerful solar outburst hit Earth Thursday, triggering a "severe" geomagnetic storm. Auroras could be visible as far south ...

Aurorae may be visible tonight as far south as Alabama, and high-frequency radio impacts have already been reported.

Sky-gazers won't want to miss the event since it may be the last time the comet will be seen in the night sky for another ...

In the United States, plenty of Americans should have an opportunity Thursday to witness auroras dancing across the night sky ...

A huge solar storm is making its presence felt here on Earth. At 11:15 a.m. EDT, a CME traveling at nearly 1.5 million MPH ...