Chicagoans can get a glimpse of the sun perfectly aligning with Chicago's east-west streets during sunrise and sunset.

Spring break has officially arrived for Chicago Public Schools students, with museums around the city offering free days in ...

"You come here to Adler, you can see all 360 degrees of the moon — even the stuff that we can't see here from earth," said ...

Our planet's closest and brightest neighbor will pass approximately between the Earth and sun this week, in what's called an ...

Chicagohenge is a spectacle that occurs only twice a year over a few days: once in the spring and then again in the fall.

Check out the Adler Planetarium, DuSable Black History Museum, Shedd Aquarium and more, with many offering free admission ...

Equinoxes occur twice a year, in spring and fall, when Earth's axis is tilted neither toward nor away from the sun. As a ...

Experts say on April 8 in Chicago, the sun will be covered at about 94%. A team from the Adler Planetarium is preparing for the big event in Chicago and Carbondale in southern Illinois.

"Chicagohenge" is when the sun lines up with our beautiful skyline, beaming down between the skyscrapers in the heart of the Loop. This happens on the first day of spring, which was Thursday, and ...