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
May 3, 2026International Leopard Day

More Desktop Wallpapers:

A breathtaking cave when it’s cold
Feb 28, 2024Bamburgh Castle, Northumberland, England
So close, yet so far
Twinkle twinkle, little bugs
Trunks packed for road
Just a couple of know-it-owls
Mar 20, 2026Spring equinox
Amber waves of grain
Golden cliffs of deep space
Where is this historic hotel?
Jan 13, 2026Hen Galan
Sep 16, 2025Nighttime view over the Gulf Coast
Apr 16, 2026Skagit Valley Tulip Festival
Jan 12, 2025Crescent-tail bigeye fish, Great Barrier Reef, Australia
A real fun guy…er, squirrel
Happy birthday Badlands National Park
Jun 5, 2025World Environment Day
Dec 21, 2025Winter solstice
Nov 16, 2023World Philosophy Day
Nov 17, 2024Red deer stag in Glen Affric, Scotland
May 27, 2024Airavatesvara Temple at Darasuram, Tamil Nadu
Dec 13, 2024Christmas market, St. Stephens Basilica, Budapest, Hungary
Himalaya mountain range
Apr 1, 2026The Great Stupa at Sanchi, Madhya Pradesh
Apr 21, 2024Great Smoky Mountains National Park, Tennessee, USA
Nov 18, 2023Polar bear mother and cubs, Churchill, Manitoba, Canada
Feb 29, 2024Leap Day
Apr 21, 2026European hedgehog, France
Dec 11, 2025International Mountain Day
Oct 28, 2025The Gothic Gate in the Adršpach-Teplice Rocks, Czechia