Happy International Astronomy Day! May 3, 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!

© Adventure_Photo/Getty Images

palette

Today in History

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

More Desktop Wallpapers:

Sep 9, 2023Ayutthaya Historical Park, Thailand
Look up, incoming…
An endless stretch of sky
‘Only one Earth’
A true symbol of heritage and royalty
Nov 19, 2025Hungarian Parliament Building, Budapest, Hungary
Nov 21, 2025Small island near Ezhikkara, Kerala
Jan 7, 2024Devils Marbles Conservation Reserve, Australia
Oct 29, 2023Bonaventure Cemetery, Savannah, Georgia, USA
Hop into Lunar New Year
Blue hues and ceramic scenes of Porto
Jun 13, 2024Registan Square, Samarkand, Uzbekistan
An ocean of stars above the desert
Jun 6, 2024Les Braves monument, Omaha Beach, Normandy, France
Celebrating the tropics
Dec 5, 2023Castles in the Bavarian Alps
The victory of good over evil
Where is this hidden waterfall?
Reflecting on Christmas
Feb 28, 2025Tibetan New Year
Sep 19, 2025Thousand Islands region, St. Lawrence River, USA-Canada border
Sep 1, 2024River Thames, London, England
Jul 15, 2024Marine Day, Japan
Bryce Canyon hoodoos in winter
Mar 24, 2024Silvereyes
What are these colorful insects?
Aug 4, 2025Great grey owls in their nest, Finland
Apr 3, 2024Munnar, Kerala
Dec 16, 2025Handmade gnomes at a Christmas market
Jan 15, 2026The fishing village of Reine, Norway