Hey neighbor, it s World Space Week! Oct 4, 2021

Hey neighbor, it s World Space Week!

Space is a big, lonely place, so it"s nice to know we have neighbors. The pictured Andromeda galaxy is our Milky Way"s closest neighbor—right next door at 2.5 million light-years away. Our cordial relationship with Andromeda goes back about 10 billion years to when both galaxies were still forming. But trouble is brewing: Andromeda is on a collision course with the Milky Way, due for impact in 4 billion years. This neighborhood"s about to get rough…

© NASA/JPL-Caltech

palette

Today in History

Oct 4, 2018From Sputnik to extraterrestrial storms
Oct 4, 2019World Space Week begins
Oct 4, 2020Infrared Jupiter, erupting Io
Oct 4, 2022World Space Week
Oct 4, 2023World Space Week
Oct 4, 2024World Space Week begins
Oct 4, 2025World Space Week

More Desktop Wallpapers:

Jan 30, 2022Halo around the sun
Jan 13, 2025Happy Welsh New Year!
Mar 8, 2022International Women s Day
Oct 4, 2021Hey neighbor, it s World Space Week!
Jan 9, 2021The stylish Spanish shawl
Mar 31, 2021Paradise, found
Nov 11, 2024Veterans Day
May 17, 2023Natural Bridges State Beach in Santa Cruz, California
Sep 19, 2019Fall for birding
Sep 23, 2018Ahh-tumn
Jan 12, 2021Sailing on thick ice
Jan 18, 2025Dunes at White Sands National Park, New Mexico
Sep 1, 2023National Mushroom Month
Feb 16, 2020When an ideal microclimate gives you lemons…
Nov 8, 2018Manatees rebound
Dec 25, 2018Happy holidays!
Nov 12, 2020Upstate autumn
Sep 2, 2021A cliffside harbor in Sardinia
Jun 23, 2025The Elbe in Dresden, Germany
Sep 2, 2022Seitan Limania Beach, Crete
Mar 21, 2018Celebrating the International Day of Forests
Oct 24, 2023Füzér Castle in the Zemplén Mountains, Hungary
Oct 17, 2023Spreadsheet Day
Apr 1, 2023Frog Month
Oct 23, 2020Saskatchewan s spookier side
Jun 30, 2021An impactful day
Apr 26, 2022Landscape Architecture Month
Jul 26, 2025International Day for the Conservation of the Mangrove Ecosystem
May 3, 2025Happy International Astronomy Day!
Jan 22, 2024Walton Lighthouse, Santa Cruz, California