Stunning Green Auroras Captured from the International Space Station

NASA’s veteran astronaut recently shared a breathtaking view of one of Earth’s most captivating natural spectacles—from more than 250 miles above the planet. According to Space.com, astronaut Don Pettit filmed vibrant green auroras swirling over Earth’s atmosphere from the vantage point of the International Space Station (ISS), offering a mesmerizing cosmic display.

Dynamic Displays of Celestial Glow

On April 4 and 5, Don Pettit, currently aboard the ISS, shared two brief but stunning videos on X (formerly Twitter) portraying expansive waves of glowing green auroras flowing beneath the orbiting station. One video features the auroras over the frigid ocean expanse between Australia and Antarctica, while the other depicts a mysterious scene Pettit dubbed “green vaporous turbulence” over an undisclosed location.

From space, these auroras resemble luminous plumes drifting through Earth’s upper atmosphere—a phenomenon driven by charged solar particles striking atoms within our planet’s magnetosphere.

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Aurora seen today from @Space_Station while orbit was passing between Australia and Antartrica; photographer @astro_jannicke now on the private FRAM2 space mission will be having an even better view in their polar orbit. pic.twitter.com/8IIiWBDtu8
— Don Pettit (@astro_Pettit) April 4, 2025

Understanding Auroras and Their Origins

Auroras, also known as the northern lights (aurora borealis) and southern lights (aurora australis), occur when energetic solar particles—mostly electrons and protons—interact with Earth's magnetosphere and upper atmosphere. These charged particles travel along magnetic field lines and enter the atmosphere near polar regions, where they collide with oxygen and nitrogen atoms, causing those atoms to fluoresce.

The glowing green hues in Pettit's footage come from oxygen atoms at elevations of roughly 100 to 300 kilometers. When these excited atoms return to their normal state, they release green light photons, creating expansive glowing curtains visible for thousands of kilometers under ideal conditions.

Auroral activity intensifies during solar maximum, the peak of the Sun’s 11-year magnetic cycle. Increased solar magnetic disturbances lead to more frequent coronal mass ejections (CMEs) and solar flares, which flood Earth’s magnetosphere with charged particles, igniting spectacular auroral displays like those captured in Pettit’s extraordinary videos.