An impactful day Jun 30, 2021

We"ll be the ones to drop the news on you: It"s Asteroid Day! Today you"re invited to explore a realm of science usually encountered only through white-knuckle action flicks: asteroid impact avoidance, or the study of what the heck we do if we spot a big chunk of space junk hurtling right at Earth. That"s right, don"t worry: People somewhere are coming up with plans for this.

© Universal History Archive/Universal Images Group via Getty Images

palette

Today in History

Jun 30, 2018The aftermath of a meteorite
Jun 30, 2019San Francisco’s City Hall illuminated by the iconic colors of Pride
Jun 30, 2020We re gonna need a bigger birdhouse
Jun 30, 2022Asteroid Day
Jun 30, 2023Brown bears in Lake Clark National Park and Preserve, Alaska
Jun 30, 2024Ubud, Bali, Indonesia
Jun 30, 2025Asteroid Day
Jun 30, 2026Giraffes at sunset in the Masai Mara National Reserve, Kenya

More Desktop Wallpapers:

Jan 15, 2022To Sua Ocean Trench
Jan 31, 2021A glittering diamond in the rough
Apr 22, 2026Earth Day
Sep 20, 2023Aqueduct, Arkadia Park, Poland
Apr 21, 2024National Park Week continues
Jun 14, 2026Flag Day
Dec 29, 2019Helloooooo, Innsbruck
Apr 17, 2023International Haiku Poetry Day
Aug 8, 2025Three Musketeers Falls at Iguazú Falls, Argentina
Jul 1, 2025Happy Canada Day!
Apr 14, 2023Mediterranean red sea stars
Nov 11, 2021Veterans Day
Jan 9, 2020Into the woods
Mar 17, 2023St. Patricks Day in County Waterford, Ireland
Sep 29, 2018Vietnam’s new bridge deserves a big hand
Dec 22, 2024Christmas tree at Crystal Pier, San Diego, California
Apr 20, 2019Glacial spires in the fog
Oct 9, 2023Indigenous Peoples Day
Dec 3, 2025Sandhill cranes, Bosque del Apache National Wildlife Refuge, New Mexico
Jun 8, 2019Diving into World Oceans Day
Oct 23, 2020Saskatchewan s spookier side
May 22, 2020The scene of a literary crime
Mar 2, 2024Modica, Sicily, Italy
May 18, 2018It’s Endangered Species Day
Feb 3, 2020The moai you know
Feb 19, 2021Colorful cows of the reef
Apr 16, 2022National Park Week begins
Jul 5, 2018Does it swim in slow motion too?
Nov 30, 2025Christmas market in Leipzig, Germany
Aug 5, 2023Atlantic puffin, Iceland