Stargazers will be treated to a dazzling six-planet "alignment" this January.

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. These planetary hangouts happen when several planets appear ...

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

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