AstroFan: The Spooky Case of Dark Matter
Header Image: The distorted shapes in the cluster shown here are distant galaxies, from which the light is bent by the gravitational pull of dark matter within the cluster of galaxies. Image Credit: NASA, ESA, M. Postman (STScI), and the CLASH Team Greetings fellow astro-fans! Halloween is almost here, and as you know, it is […]
It’s a Marvelous Year For a Moondance
Header Image: The far side of Earth’s Moon as seen based on data from cameras aboard NASA’s robotic Lunar Reconnaissance Orbiter spacecraft. Credit: NASA/Goddard Space Flight Center/Arizona State University Heads up! We’re blasting off into a very SPACE (and Moon) themed weekend. Today, we kick off World Space Week, which runs from October 4-10. This […]
AstroFan: The Comet That Came From Afar
Header Image: While C/2019 Q4 (Borisov) is too far away for us to get detailed images, it probably looks something like this image taken on March 27, 2016, by the Rosetta spacecraft, 329 km from the nucleus of Comet 67P/Churyumov-Gerasimenko. The image measures 28.7 km across. Image Credit: ESA/Rosetta/NavCam The Day the Adler Met an […]
How to Spot the International Space Station
Every summer, Michelle Larson, President and CEO of the Adler Planetarium, loves to attend a star party (or two!) with her family. Star parties are one of those scenarios where groups of people get together and camp out in a place where the night sky is highly visible. People bring tents, blankets, hot chocolate… and […]
Brothers & Sisters of Cronus: Meet Saturn’s Moons!
Header Image: This montage of images of the Saturnian system was prepared from an assemblage of images taken by the Voyager 1 spacecraft during its Saturn encounter in November 1980. This artist’s view shows Dione in the forefront, Saturn rising behind, Tethys and Mimas fading in the distance to the right, Enceladus and Rhea off […]
AstroFan: …And They Were All Yellow!
Header Image Credit: NASA/JPL-Caltech “The nitrogen in our DNA, the calcium in our teeth, the iron in our blood, the carbon in our apple pies, were made in the interiors of collapsing stars. We are made of starstuff.” ― Carl Sagan Even if you’re just a novice space enthusiast, I’m sure you’ve heard some variation of […]
Keep Looking Up
If you receive a letter from me, it will likely end with my favorite call-to-action, “Keep Looking Up.” And, while some have interpreted this phrase to have optimism as its intention, I have a much more literal request in mind. Look Up. Yes, you. Right now. I’ll wait… Chances are you noticed something you hadn’t […]
Accidentally in love… with Titan
Header Image: Slipping into shadow, the south polar vortex at Saturn’s moon Titan still stands out against the orange and blue haze layers that are characteristic of Titan’s atmosphere. Photo Credit: NASA/JPL-Caltech/Space Science Institute On the morning of June 27, 2019, NASA announced that a mission called Dragonfly—which will send a drone to explore Saturn’s […]
AstroFan: Over the Moon for Enceladus
Header Image Caption: An artist’s rendition of Enceladus, Saturn’s 6th largest moon. Image Credit: NASA/JPL-Caltech This past weekend, the Adler Planetarium celebrated the 50th anniversary of Apollo 11—a mission that brought us to a whole new world, our Moon. It’s pretty undeniable that our Moon is spectacular. It’s our only natural satellite, it’s composed of […]
Meet Spacesuit Designer Bob Davidson
Imagine you are called into a meeting about a job. The job is completely different from any job you’ve ever had. It’s not an anxiety dream—this is really happening!—so you do what any responsible, awake person would do: You tell the other people in the meeting you have no idea how to do this job. […]
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