Happy International Astronomy Day! May 3, 2025

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

The animal kingdoms great migration
This lesson is going swimmingly
May 3, 2024The Sonoran Desert, Arizona, USA

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Sep. 19, 2023Splügen Pass, Switzerland
Secluded sands in Mexico
May 10, 2024Canadian Tulip Festival
Amber waves of grain
Mar. 7, 2025Plum blossoms, China
Aug. 25, 2024Glacier National Park, Montana, USA
Santa slalom
Mar. 1, 2024Wheaton River, Yukon
Dec. 2, 2023Angkor, Cambodia
Jul. 28, 2024Colourful bathing huts on the beach in Skåne County, Sweden
Jan. 20, 2026Penguin Awareness Day
Oct. 2, 2023World Architecture Day
Dec. 26, 2024Boxing Day
Jul. 21, 2024Kendwa village, Zanzibar, Tanzania
Nov. 25, 2023Kluane National Park and Reserve, Yukon
Sep. 28, 2023World Maritime Day
The ‘Old Bridge,’ reborn
Lighting the world
Like a waterfall, free and wild
May 20, 2024Victoria Day
Aug. 28, 2025Great white egret, Hungary
Sep. 20, 2024Ocracoke Lighthouse on Ocracoke Island, North Carolina, USA
Roll out the red carpet
Oct. 4, 2025Nuit Blanche Toronto
A glimpse of Yoho National Park
May 11, 2024World Migratory Bird Day
Aug. 5, 2025Tide pools in La Jolla, California, United States
Oct. 24, 2025Night view of the RMS Queen Mary, Long Beach, California, United States
Jul. 9, 2025Independence Day of the Argentine Republic