The peak of the current solar cycle is ongoing, bringing spectacular views of the northern lights to several U.S. states.

Louisville could see the return of snowfall before Wednesday's aptly named full "Snow Moon" arrives in the skies above ...

Tonight starts a great week of star gazing. Here's when to watch the full moon next to Venus, and a rare planetary parade ...

Saturn, Venus, Jupiter, and Mars are putting on a stunning celestial display this month, all visible together with the naked eye.

I didn't know I had missed seeing the stars until I moved to Rum. Here, in the heart of Scotland’s first and only Dark Sky Sanctuary, the night ...

Mars will appear to make an ultraclose approach to the moon on Sunday, after Jupiter had a turn earlier this week. Here's how ...

Walking to the roof of Carnegie Science Hall to visit the college's observatory feels like being in a boat — the strange ...

Watch a bright Moon dominate the sky, trace the Winter Hexagon, and continue enjoying the evening parade of planets in the ...

A Month of Bright Planets Venus blazes at its brightest for the year after sunset, then Mars and Jupiter to rule the night ...

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

To see the whole shebang, you’ll need a pretty unobstructed view of the horizon in an area with relatively little light ...

This week sees a special stargazing event, as as up to six planets will be visible in a line in the night sky.