Header Image: Adler Planetarium graphic depicting the fall celestial event, Chicagohenge. If you like dark-sky viewing, you’ll get more opportunities for it this September 2021 as Earth’s Northern Hemisphere approaches an equinox. The autumnal equinox, marking the fall season in the Northern Hemisphere, falls on the 22nd, at 2:21 p.m. CDT. On the autumnal equinox […]

Header Image: Up close image of the Moon taken by an Adler Planetarium astronomer in June 2020. Image Credit: Michelle Nichols The “Red Planet” is at its closest and brightest for the year this month, October 2020. On the 6th, the planet Mars reaches its closest point to Earth for the next 15 years. In […]

Header Image: The Sun sets during Chicagohenge as a CTA train in Chicago, Illinois travels towards it. Image Credit: @cdats It’s a great month for planet viewing and observing the Earth-and-sky occurrence known as “Chicagohenge”, in September 2020. Start your planet viewing during evening twilight by looking low in the southern skies to see the […]

Learn about what’s in the sky for the month of September 2019 from the Chicago area.