Nasa astronaut Don Pettit has shared a mesmerising video from his mission on the International Space Station (ISS), capturing dozens of SpaceX Starlink satellites gliding across Earth’s night side in a spectacular orbital formation.

The footage, filmed from one of the ISS observation windows, shows the satellites streaking in unison like a chain of glowing fireflies, with the planet’s green-and-blue aurora and city lights shimmering far below.

Pettit, who is known for blending science with visual storytelling, recorded the scene during his current mission aboard the ISS.

WATCH A TRAIN FLYING IN SPACE

My best sighting of a Starlink satellite "train" from orbit! pic.twitter.com/WratClL8NJ — Don Pettit (@astro_Pettit) October 7, 2025

In the clip, the satellites appear as a string of

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