The ARRL Solar Update

04/24/2026 Solar activity remained at low levels this past week with numerous C1flares from Region 4420,…

Red‑stained snow in southwestern Crete

This image comparison from Copernicus Sentinel-2 shows the Lefka Ori mountain range in southwestern Crete before…

NASA Astronauts to Answer Questions from Missouri Students

Students in Missouri will hear from NASA astronauts Jessica Meir and Jack Hathaway as they answer…

Earth looks best when we explore the rest

NASA is moving forward with its role in ESA’s Rosalind Franklin mission to Mars. Scheduled to…

The Day of the Trifid Nebula

NASA celebrates Hubble’s 36th anniversary with a new image of the Trifid Nebula, a star-forming region…

Week in images: 20-24 April 2026

Week in images: 20-24 April 2026 Discover our week through the lens Source link

Dayton Hamvention® 2026 Offers Forums for Every Ham

04/22/2026 Dayton Hamvention 2026 features a wide range of forums to appeal to amateur radio operators…

NASA Celebrates Decade of University Innovation in Aeronautics 

For 10 years, a NASA initiative has helped the agency produce breakthrough aeronautical innovations while fostering…

Earth from Space: Cloud patterns over the Canary Islands

This Copernicus Sentinel-2 image highlights a distinctive cloud formation north of the Canary Islands of Tenerife…

Flight and satellite tracks in Arctic campaign

As sea ice continues to succumb to the climate crisis, measuring its decline with precision has…