Happy International Astronomy Day! 3 May 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!

© Adventure_Photo/Getty Images

palette

Today in History

The animal kingdoms great migration
Boardwalk over Balkan lakes
3 May 2024The Sonoran Desert, Arizona, USA
3 May 2026International Leopard Day

More Desktop Wallpapers:

27 Jun 2025Splendid leaf frog
Stealthy pollinators
7 Feb 2026Salar de Uyuni salt flats in Bolivia
18 Dec 2025Capitol Reef National Park, Utah, United States
6 Apr 2025Gaztelugatxe islet, Basque Country, Spain
2 Aug 2024Virgin Islands National Park, USA
Sep 11, 2023Patriot Day
6 Oct 2025Anshun Bridge, Chengdu, China
Aug 31, 2023Saguaro cacti, Ironwood Forest National Monument, Arizona
17 May 2026Hawksbill Mountain, Shenandoah National Park, United States
11 Nov 2025Externsteine in the Teutoburg Forest, North Rhine-Westphalia, Germany
An ocean of stars above the desert
14 Apr 2026Common clownfish, Raja Ampat Islands, Indonesia
25 Sep 2025Chittorgarh Fort, Rajasthan, India
29 Oct 2023Bonaventure Cemetery, Savannah, Georgia, USA
10 Feb 2026Es Vedrà and Es Vedranell, Ibiza, Spain
8 Jul 2024Blueberries growing in the wild
14 May 2025Porto Flavia, Sulcis-Iglesiente, Sardinia, Italy
4 May 2026Star Wars Day
21 Jan 2024Squirrel Appreciation Day
Sunset on Santorini
Celebrating an American Icon
31 Dec 2024Hogmanay
11 Feb 2025Yungang Grottoes, Datong, China
6 Nov 2023Lago Pehoé, Torres del Paine National Park, Chile
Have a merry little Christmas
30 Sep 2024Walruses in Svalbard, Norway
Will we be ready for the ‘big one?’
1 Apr 2025Tree frog
Widespread and long-eared