Happy International Astronomy Day! 3 May 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

The animal kingdoms great migration
Boardwalk over Balkan lakes
3 May 2024The Sonoran Desert, Arizona, USA

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5 Feb 2025Scottish Blackface sheep, Aberdeenshire, Scotland
Gravity-defying wonders of the world
A blue-tiful island
29 Aug 2024Castellfollit de la Roca, Catalonia, Spain
30 Sep 2025Koala in the Great Otway National Park, Australia
Big Bends birthday bash
31 Oct 2023Halloween
14 Oct 2025Village of Oia in Santorini, Greece
16 Sep 2025Nighttime view over the Gulf Coast
25 Jul 2025Colourful houses of Las Palmas de Gran Canaria, Spain
6 Apr 2025Gaztelugatxe islet, Basque Country, Spain
On the edge
3 Sep 2024Alpine Lakes Wilderness, Washington, USA
16 Jan 2025Pinnacles National Park, California, United States
21 Sep 2023International Day of Peace
The bears of summer
29 Jan 2026Milwaukee City Hall, Wisconsin, United States
Fit for a king
‘Night shining’ clouds
22 Oct 2024Palazzo Zuccari, Rome
4 Dec 2024Wildlife Conservation Day
21 Apr 2025International Dark Sky Week
1 Feb 2024Sassnitz lighthouse, Rügen, Germany
19 Sep 2025Thousand Islands region, St Lawrence River, USA-Canada border
8 Oct 2024World Octopus Day
Stars in daylight
9 Oct 2024Aspens near Marble, Colorado, USA
15 Mar 2025Ides of March
5 Oct 2024Follow the teacher!
A braided river