July promises a celestial spectacle. Skywatchers can see star clusters and meteor showers. Planetary sightings, including dwarf planet Pluto, are expected. Messier 22 will be at its brightest. Mercury ...

Venus moves east as July progresses and stands 3° due north of Aldebaran on the 14th, after skirting the northern regions of ...

The only evening planet for July is Mars, faint red in the west at dusk, and getting lost in the Sun’s glare by August. High ...

In this episode, Astronomy magazine Editor Dave Eicher invites you to head out sometime soon and observe the great globular cluster M22 in the constellation Sagittarius the Archer. From a dark site on ...