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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May 1, 2025Lei Day
Oct. 30, 2023Common raven
Oct. 28, 2023Castilla-La Mancha, Spain
Jan. 29, 2024Gollinger Waterfalls, Salzburg, Austria
Apr. 10, 2025Siblings Day
Chilling out on an ice floe
Shell-ebrating sea turtles
Unbe-leaf-able
Apr. 5, 2025Gaztelugatxe islet at sunset, Basque Country, Spain
May 2, 2025Striated heron on a Victoria water lily, Pantanal, Brazil
Aug. 18, 2024Huntington Beach Pier, California, USA
Festival fever
Stretching out in the Everglades
Aug. 29, 2025Aerial view of Plaza Mayor, Madrid, Spain
Jan. 27, 2025Zoroaster Temple, Grand Canyon National Park, Arizona, United States
Jan. 31, 2024International Zebra Day
May 25, 2024Aït Benhaddou, Morocco
Nov. 2, 2024American bison
This bird is peak beak
An experiment in sustainability
Ever seen garlic bloom?
Oct. 3, 2025Glen Brittle, Isle of Skye, Scotland
Mar. 30, 2024Brown-throated three-toed sloth
Sep. 29, 2025Rainbow houses, Houten, Netherlands
Hide-and-go-seek world champion
Jul. 9, 2025Independence Day of the Argentine Republic
Jul. 16, 2025Temple of Philae, Aswan, Egypt
Sep. 28, 2024Gulf Islands National Seashore, Florida, USA
Dec. 19, 2024Sibiu Christmas Market, Romania
A pink moon over Arizona