The Geminids meteor shower peaks on the evening of Saturday. During its peak, the AMS says that it can spit out upwards of ...

Thursday’s “Cold Moon” will peak just after sunset — don’t miss the brightest full moon of the year. Also, why not take a ...

Now $76.49 at Amazon, the Pococo Galaxy Lite easily rivals the more expensive Sega projectors for a more affordable price.

Get this Pococo Galaxy Star Projector for $76 this Black Friday and turn any room into an awesome planetarium.

The planetarium turns 100 this year. What came before the giant domes, with imagery of galaxies, asteroids and meteors zooming across them? Take a look.

It wasn’t easy, bringing the stars indoors. The first show, held in Germany in 1925, used grainy footage on a small dome, but was dizzying nonetheless. Now, a whole new future looms.

David Schechter is a national environmental correspondent and the host of "On the Dot with David Schechter," a guided journey to explore how we're changing the earth and earth is changing us. Aparna ...

The following content is brought to you by Mashable partners. If you buy a product featured here, we may earn an affiliate commission or other compensation. Bring the movie theater experience home and ...

Astronomers identified more than 3,000 stars associated with the cluster, and there might be even more. By Katrina Miller Look to the east after sunset on a clear winter night and you’ll spot a bright ...

The month brings a spectacular lineup of celestial sights—including a rare chance to see Mercury without a telescope and a "micro" new moon. A super “beaver moon” rises behind Monte Prena in Italy’s ...

From the beginning of northern lights season to a handful of comets, autumn has been excellent for North American stargazers. The fun will continue into November, with Comet Lemmon continuing to shine ...

John Meader runs a company called Northern Stars Planetarium, traveling around the midcoast and central Maine with an inflatable-dome star theater, for educational programming at schools, public ...