Happy International Astronomy Day! May 3, 2025

Happy International Astronomy Day!

Ever wondered what Saturn"s rings look like through a telescope? Or how astronomers spot distant galaxies? International Astronomy Day is the perfect time to find out. This annual event, first launched in 1973, is all about "Bringing Astronomy to the People"—the official theme of Astronomy Day. From local parks to astronomy clubs, museums, and observatories, visitors can enjoy activities like telescope viewings, space talks, and even moon gravity simulators.

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Today in History

May 3, 2018Nazar amulets, Goreme National Park, Cappadocia, Turkey
May 3, 2019A night of art and culture
May 3, 2020World Laughter Day—it s a hoot
May 3, 2021It s Teacher Appreciation Week
May 3, 2022Teacher Appreciation Day
May 3, 2023Wildebeests in Maasai Mara, Kenya
May 3, 2024The Sonoran Desert, Arizona

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Aug 10, 2018Assembling the Smithsonian
Jul 17, 2020Let s face it: It s World Emoji Day
Mar 18, 2021A sizzling summit hides in the clouds
Jan 14, 2019An island oasis in the Indian Ocean
May 19, 2018At ease, it’s Armed Forces Day
Nov 13, 2018Autumn’s swan song
Nov 23, 2022Fibonacci Day
Aug 17, 2020A giant relic in Java
May 30, 2018‘The memory of Abraham Lincoln is enshrined forever’
Jul 17, 2018Is there a bug-egg emoji for this?
Jan 4, 2026Kings Mountain, Chugach Mountains, Alaska
Dec 15, 2022Borovets ski resort in Bulgaria
Dec 7, 2021Pearl Harbor Remembrance Day
Jun 6, 2023D-Day remembered
Sep 21, 2018A tower of light
Oct 30, 2019Cross this bridge if you dare
Feb 9, 2021What s going on in this sky?
Feb 27, 2018A polar bear near Churchill, Manitoba, Canada
Jun 1, 2019Hiking the High Trestle Trail
Feb 18, 2019Presidents Day in America’s front yard
Mar 31, 2020What a twist
Nov 19, 2025Hungarian Parliament Building, Budapest, Hungary
Apr 1, 2018Happy Easter from the ‘peeps’ at Bing
Dec 22, 2020A holiday beacon of light
Dec 10, 2025Mosque-Cathedral of Córdoba, Andalusia, Spain
Aug 1, 2022Hawai i Volcanoes National Park at 106
Jul 23, 2020At the foot of Dubrovnik s Gibraltar
Mar 28, 2021Cherry blossoms spring to life
Dec 13, 2022Hallstatt, Austria
Jul 15, 2025Perseid meteor shower over Nevada