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

"What If is an epic exploration of possibilities. What If is a Webby Award-winning science web series that takes you on a journey through hypothetical worlds and possibilities, some in distant corners of the universe,

A famous illustration of Saturn's moon Titan got it all wrong. Never mind -- what we imagine space to be, and what we know it is, can both evoke the sublime.

Both Venus and Saturn will be in the Aquarius constellation, the water bearer, during their close approach. To help spot it, viewers should look towards the south in the evening sky, using the bright star Fomalhaut in the nearby Piscis Austrinus constellation as a guide to locate Aquarius.

Throughout much of January and February, Venus, Mars, Jupiter, Saturn, Uranus and Neptune will be visible splayed out in a long arc across the heavens, with Venus, Mars, Jupiter and Saturn being ...

So I grabbed my camera, ran outside, and looked up just as Mars was supposed to emerge from the Moon's curved horizon. Seen with the naked eye, the Moon's brightness far outshined Mars, casting soft shadows on a cold winter evening in East Texas.

Six planets will all be visible at once in the night sky this month, lined up across the sky—but one is set to disappear from view.

According to experts, Venus, Jupiter, Saturn, and Mars can be observed from terraces or open areas, with Mars rising around 9 pm. The planets will remain visible until January 25, between 6 pm and 8 pm.

A planetary conjunction, also known as a planetary parade, is set to cross the night skies this week, offering a rare opportunity for stargazers.

Look up! Six planets grace the sky this month in what’s known as a "planetary parade," and most will be able to be seen with the naked eye.

Six planets are aligning with four visible to the naked eye in late January. Here's how to find them in Michigan.