Daily images of ice cover in the Arctic Ocean show sea ice melting around the pole from March 15, 2026 to Sept. 12, 2026. Trent Schindler/NASA’s Scientific Visualization Studio Arctic sea ice…
NASA’s Hubble Telescope Reaches Milestone, Looks for Elusive Supernova
An image from NASA’s Hubble Space Telescope of galaxy cluster MACS J0417 is part of repeated observations to monitor for the reappearance of supernova Athena, which can help astronomers measure the expansion…
NASA Aircraft to Make Low-Altitude Research Flights Over Colorado
A photo of the Dynamic Aviation A200 aircraft, which will conduct low-flying research flights over farmland near Greeley, Colorado, to measure emissions in October 2026. Dynamic Aviation Agricultural emissions represent an important…
Purple Haze Aurora
Earth Observatory Science Earth Observatory Purple Haze Aurora Earth Earth Observatory Image of the Day EO Explorer Topics All Topics Atmosphere Land Heat & Radiation Life on Earth Human Dimensions Natural Events…
Lake Powell Drops to Record-Low Levels
Earth Observatory Science Earth Observatory Lake Powell Drops to… Earth Earth Observatory Image of the Day EO Explorer Topics All Topics Atmosphere Land Heat & Radiation Life on Earth Human Dimensions Natural…
NASA Kicks Off Nationwide Effort to Prepare Tomorrow’s Space Workforce
NASA kicked off its State Hubs for Skilled Technical Workforce initiative Sept. 15, 2026 with awardees at Space Center Houston. Agency leadership convened State Hub partners to align strategy and build momentum…
NASA Welcomes Albania as Newest Artemis Accords Signatory
U.S. Deputy Assistant Secretary of State for Space and Environment Connor Tomlinson, left, NASA Deputy Administrator Matt Anderson, Albania’s Minister for Europe and Foreign Affairs Ferit Hoxha, and Ambassador of the Republic…
Embracing the Equinox
3 Min Read Embracing the Equinox Illustration showing how Earth’s tilt leads to the Northern and Southern Hemispheres receiving changing amounts of sunlight over the course of the year. At the equinoxes,…
An Epic View of the Seasons
Earth Observatory Science Earth Observatory An Epic View of the Seasons Earth Earth Observatory Image of the Day EO Explorer Topics All Topics Atmosphere Land Heat & Radiation Life on Earth Human…
APOD: 2026 September 22 – Chance Triple Alignment: Plane, Space Station, Sun
APOD Science APOD APOD: 2026 September 22 –… Today’s APOD Archive Submissions Index Search Calendar RSS Education About Discuss APOD Astronomy Picture of the Day Discover the cosmos! Each day a…