Doane Observatory News Today

Get a behind-the-scenes look at the Adler Planetarium, one of Chicago's magnificent museums.

At its closest point on, the green comet C/2022 E3 (ZTF) will come within 26 million miles of our Earth.

Chicago's destination for all things space is an incredible resource for kids to learn about the cosmos. Get inside tips for your family trip!

Q: What are the “dog days” of summer and when do they occur?

The trio of big lakefront museums are back and better than ever.

CHICAGO — Giant concrete barriers separate a field of jagged rocks from a grassy playground at Rogers Park Beach on Lake Michigan. There is no white sand. Only “do not swim” signs spray-painted on the uninviting blocks.

As Chicago battles erosion intensified by climate change on its 26 miles of public lakefront, officials are scrambling to find more money for repairs, scientists are tracking the disappearing sand

Sand loss in places like Rainbow Beach has uncovered old lakefill material. Four Rogers Park beaches remain closed, and major projects are on hold while the city seeks funding.

Chicago’s Adler Planetarium reopened its doors to the public on March 4, and is now offering free admission to Illinois residents every Wednesday evening.  The Adler is 92 years old and was the first planetarium to open in the Western Hemisphere. After two years of forced closure to prevent the spread of Covid-19, people are...

New policies require that ticket purchases for a visit to the Adler must now be made online in advance.