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A GOLDen Look at the Ionosphere
4 min read

Satellites are shedding new light on the invisible processes and rhythms at play at the intersection between Earth and space.

Dec 25, 2019
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Asteroids in Hubble Frontier Field Abell 370

AI/ML STIG Lecture Series, 15 Dec 2025

Asteroids in Hubble Frontier Field Abell 370

AI/ML STIG Lecture Series, 8 Dec 2025

Asteroids in Hubble Frontier Field Abell 370

December 2025

Nighttime photograph showing a red sprite, a rare upper atmospheric electrical phenomenon, appearing as a crimson flash above Château de Beynac castle in Dordogne, France. The sprite extends vertically in the dark sky above storm clouds, captured by NASA Spritacular citizen science project participant Nicolas Escurat.