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

February’s night sky gives us the bright trio of Mars, Jupiter and Venus, according to NASA skywatch experts. “Venus blazes ...

This is the last chance to catch the pair in conjunction this year—with Venus set to be unusually bright in the night sky.

Mars, Venus, Jupiter, and Saturn can be spotted without special equipment, with Uranus and Neptune requiring a telescope.

There are currently 92 moons known to orbit Jupiter. The four largest – Io, Europa, Ganymede and Callisto – were discovered by Galileo Galilei in 1610 when he pointed the first astronomical telescope ...