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

Winter might appear barren, but it is a vital phase of renewal for the natural world and a perfect time to reconnect with it ...

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

The Red Planet reaches its best position all year this week on January 15. Here’s how and when to get out and see it.

The galaxy, located in the constellation Leo, is about the same size as a star cluster within the Milky Way and is about the ...