Earth’s sister planet reaches greatest western elongation and dichotomy as the waxing Moon slides along the ecliptic in the ...

In recent years moviegoers have been treated to a myriad of superhero movies.  This month’s Colorado sky hosts a ...

By Deane Morrison As the summer stars move into prominence in the evening sky, the spring constellation Leo, the lion, slinks ...

The new moon of May occurs on May 26. Two days later the moon will make a close pass to Jupiter in the evening sky, and the ...

A dazzling cosmic swirl, NGC 3507 shines alone in this Hubble image, though it secretly belongs to a dynamic galactic duo.

Instead, let’s look tonight for the small constellation Sagitta ... Just to the upper left of Mars in the sky as it sets is an asterism called the Sickle of Leo. So named for its similarity ...

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

Strawberry moon will be at full illumination June 11, the latest of the full moons tied to Native American tradition.

Since March, Venus has been visible in the morning sky, just east of sunrise. But the planet's greatest elongation, when it ...

The “The Little Star that Could” will take visitors of the Mackie Planetarium on a virtual trip to Saturn for its final show ...

Sky On May 26 and you’ll notice that the Moon is missing. That’s because the New Moon has arrived. It’s also a good day to ...