To see the northern lights in Colorado, a KP index of 5 or higher is usually needed. The KP index measures geomagnetic ...

The northern lights are best seen between 10 p.m. and 2 a.m. local time, according to NOAA, which recommends traveling to a ...

A brighter full moon this February known as the 'Snow Moon' will light up the skies on Wednesday (February 12).

The sun is reaching a solar maximum. Here's what that could mean for Iowa and our chances to see the aurora borealis, known ...

I pick out North America’s celestial highlights for the week ahead (which also apply to mid-northern latitudes in the northern hemisphere).

Coronal holes in the Sun continue to send solar wind toward Earth, increasing the chances of Northern Lights across the northern U.S. this week, according to the latest space weather forecast.

Use precise geolocation data and actively scan device characteristics for identification. This is done to store and access ...

Jupiter and Mars will appear to make ultraclose approaches to the moon on two nights this week. Here's how to get the best ...

The lunar heart, created by the interplay of light and shadow, is visible once a month, just before our satellite reaches ...

Ahead of Valentine's Day, prepare to be dazzled by the lunar heart, created by the interplay of light and shadow on our Moon.

The moon will be only 61% illuminated and not quite so dazzling, making this upcoming occultation easy to see and enjoy.

The brightest planets in the night sky will shine as the 'planet parade' continues throughout February, plus be on the lookout for the Moon to join the line-up, and for Saturn to 'tag' Mercury in ...