New Eruption in the Bismarck Sea   May 21, 2026 Natural Events   Latest Natural Event Images View the natural events archive New Eruption in the Bismarck Sea Satellite imagery shows a surge of new volcanic activity in the ocean near Papua New Guinea.     NASA Earth Observatory Where every day is Earth day Visit science.nasa.gov/earth/earth-observatory Follow NASAEarth       NASA Ea ...Continue Reading

:Product: Solar Region Summary :Issued: 2026 May 21 0030 UTC # Prepared jointly by the U.S. Dept. of Commerce, NOAA, # Space Weather Prediction Center and the U.S. Air Force. # Joint USAF/NOAA Solar Region Summary SRS Number 141 Issued at 0030Z on 21 May 2026 Report compiled from data received at SWO on 20 May I. Regions with Sunspots. Locations Valid at 20/2400Z Nmbr Location Lo Area Z LL NN Mag Type 4436 N18W78 331 0100 Csi 04 07 Beta 4439 N06E15 238 0020 Hrx 0 ...Continue Reading

Fire Chars Santa Rosa Island   May 20, 2026 Natural Events   Latest Natural Event Images View the natural events archive Fire Chars Santa Rosa Island The blaze spread across the southern side of the second-largest island in California’s Channel Islands National Park.     NASA Earth Observatory Where every day is Earth day Visit science.nasa.gov/earth/earth-observatory Follow NASAEarth       ...Continue Reading

Space Weather Message Code: ALTEF3 Serial Number: 3690 Issue Time: 2026 May 20 1006 UTC CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu Continuation of Serial Number: 3689 Begin Time: 2026-05-16 17:40 Yesterday Maximum 2MeV Flux: 2860 pfu Continued 2026-05-20 10:06 by Forecaster User Continued 2026-05-20 10:06 by Forecaster User Thank you for using the Product Subscription Service. If you would like to remove a product subscription or update the personal information in your a ...Continue Reading

:Product: Solar Region Summary :Issued: 2026 May 20 0030 UTC # Prepared jointly by the U.S. Dept. of Commerce, NOAA, # Space Weather Prediction Center and the U.S. Air Force. # Joint USAF/NOAA Solar Region Summary SRS Number 140 Issued at 0030Z on 20 May 2026 Report compiled from data received at SWO on 19 May I. Regions with Sunspots. Locations Valid at 19/2400Z Nmbr Location Lo Area Z LL NN Mag Type 4436 N18W64 330 0085 Cso 05 06 Beta 4439 N06E30 236 0050 Cao 0 ...Continue Reading

Discover the latest from NASA Earth Science   May 19, 2026 Weekly News   Latest Images of the Day View the Image of the Day archive Farming in Ancient Lake Agassiz The glacial lake left a layer of silt and clay in southeastern Manitoba, creating fertile farmland that was divided during 19th-century land surveys and is still farmed today. Great Balls of Fire An astronaut on the International Space Station was surprised to photograph a ...Continue Reading

Space Weather Message Code: ALTEF3 Serial Number: 3689 Issue Time: 2026 May 19 0456 UTC CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu Continuation of Serial Number: 3688 Begin Time: 2026-05-16 17:40 Yesterday Maximum 2MeV Flux: 6118 pfu Continued 2026-05-19 05:00 by Forecaster User Continued 2026-05-19 05:00 by Forecaster User Thank you for using the Product Subscription Service. If you would like to remove a product subscription or update the personal information in your a ...Continue Reading

:Product: Solar Region Summary :Issued: 2026 May 19 0030 UTC # Prepared jointly by the U.S. Dept. of Commerce, NOAA, # Space Weather Prediction Center and the U.S. Air Force. # Joint USAF/NOAA Solar Region Summary SRS Number 139 Issued at 0030Z on 19 May 2026 Report compiled from data received at SWO on 18 May I. Regions with Sunspots. Locations Valid at 18/2400Z Nmbr Location Lo Area Z LL NN Mag Type 4436 N19W52 331 0070 Hsx 03 03 Alpha 4439 N06E42 237 0050 Dao ...Continue Reading

Space Weather Message Code: ALTEF3 Serial Number: 3688 Issue Time: 2026 May 18 0500 UTC CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu Continuation of Serial Number: 3687 Begin Time: 2026-05-16 17:40 Yesterday Maximum 2MeV Flux: 6118 pfu Continued 2026-05-18 04:59 by Forecaster User Continued 2026-05-18 04:59 by Forecaster User Thank you for using the Product Subscription Service. If you would like to remove a product subscription or update the personal information in your a ...Continue Reading

Space Weather Message Code: ALTEF3 Serial Number: 3687 Issue Time: 2026 May 17 0816 UTC CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu Continuation of Serial Number: 3686 Begin Time: 2026-05-16 17:40 Yesterday Maximum 2MeV Flux: 1902 pfu Continued 2026-05-17 08:16 by Forecaster User Continued 2026-05-17 08:16 by Forecaster User Thank you for using the Product Subscription Service. If you would like to remove a product subscription or update the personal information in your a ...Continue Reading