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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2 Nov 2024American bison in Yellowstone National Park, Wyoming, USA
20 Mar 2024Spring equinox
Amber waves of grain
Green shoots
Celebrating the tropics
Singing the blues
The cliffs and canyons of Zion National Park
17 Mar 2024Saint Patricks Day
4 Jul 2025Orosei, Sardinia, Italy
10 Sep 2025Hay bales in North Yorkshire, England
Misty mountain hop
Alps of the sea
Huddled and hunting
11 Sep 2025Gdańsk on the banks of the Motława river, Poland
20 Oct 2025International Sloth Day
16 May 2024International Day of Light
9 Sep 2025Eurasian red squirrel, Switzerland
11 Aug 2024Wooden path to Kennedy Lake, Vancouver Island, Canada
4 Jun 2024Chestnut-headed bee-eater, Bardia National Park, Nepal
9 Jun 2024Bardenas Reales Biosphere Reserve and Natural Park, Navarra, Spain
The butterfly effect
Rainbow around the Sun
23 Jul 2025Vatican City, Rome, Italy
2 Jan 2024Prayer flags in Phobjikha Valley, Bhutan
27 May 2024Hay Festival
1 Nov 2024Vineyards in Varnhalt, Black Forest, Germany
Where is this ethereal mountain?
10 Jun 2024The city of Osaka at night, Japan
12 Sep 2025World Dolphin Day
14 Feb 2024Valentines Day