Eruptions from sunspot AR3664 have created a geomagnetic storm that is delivering jaw-dropping northern lights on Earth. The ...

NOAA projected Saturday night’s northern lights would have a Kp index of 3, a measure of the aurora’s strength on a scale of ...

The aurora borealis has become more visible to more states in recent months, after activity on the sun’s surface peaked.

For 35 years, the Hubble Space Telescope has taken photos of celestial objects across the universe. Look back at 10 photos ...

As we move through the year and check celestial events off the calendar, there are still six meteor showers left to see in ...

The Moon, Venus, and Saturn are expected to briefly align into a rare formation resembling a “smiley face” this week, Nasa ...

An exciting time for many sky gazers is underway as the Lyrid meteor shower makes its way to becoming visible in Northern California. • Video Above: People all over California ...

Look up! The Lyrid meteor shower will fill skies over the United States with shooting stars Monday night into early Tuesday ...

“Coronal Mass Ejections (CMEs) are clouds of electrified, magnetic gas weighing billions of tons ejected from the Sun and ...

The Lyrids are set to dazzle the night sky April 21 to 22, offering stargazers a chance to glimpse a yearly phenomenon.

Four of Earth’s neighbors are about to appear in a planetary alignment. Those four planets — Mercury, Venus, Neptune and ...

A trio of recently launched satellites will watch the sun's energy whack the Earth, helping us predict solar storms ...