Venus will pass between the Earth and sun during what’s called an inferior conjunction. But don’t plan on seeing the linkup.

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

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

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

Venus will pass between the Earth and the Sun on Saturday in a rare event called an inferior conjunction, though it will be ...

From the Art Institute of Chicago to the Adler Planetarium, several iconic institutions are giving students the chance to experience their offerings free of charge next week. Children under the ...

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

Frontier and American Airlines have rushed forward with new deals, in the wake of Southwest Airlines' controversial decision ...

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