"What If is an epic exploration of possibilities. What If is a Webby Award-winning science web series that takes you on a ...

It's 'spoke season' on Saturn when strange features appear in the planet's rings. The Hubble Space Telescope continues to ...

Venus and Saturn will be in conjunction this weekend, appearing side by side in the night sky during January's post-sunset ...

Both Venus and Saturn will be in the Aquarius constellation, the water bearer, during their close approach. To help spot it, ...

Alignments of five or more planets are rare—there will be two more featuring five or more planets this year, but after that ...

The best viewing for January's planetary parade is about 90 minutes after sunset, in as dark and clear a spot as you can find. Use binoculars or a telescope for an even better look. The alignment will ...

Plus: Saturn’s moon Iapetus is visible, our Moon passes the bright star Spica, and Mars skims south of Pollux in Gemini in ...

A good environment to see the stars--one of the brightest is the planet, Venus. But there are five more planets out here ...

Stargazers are in for a rare planetary treat between now until the end of February. If you look up into the night sky tonight (under the right conditions, of course), six planets—Jupiter, Mars, ...

Stargazers can expect a show in the night sky this week — a planetary parade when six planets gather close to each other in ...

A rare parade of planets will light up the night sky throughout January. Six planets will be in alignment for the rest of the ...