Artemis II Launch Tore a Massive Hole in Earth's Upper Atmosphere

When NASA launched Artemis II toward the moon, the rocket did more than break gravity. It tore a hole in Earth's upper atmosphere spanning thousands of miles. Researchers analyzing ground-based GPS data discovered that the sheer power of the flight disturbed the ionosphere more severely than any previous rocket launch in history.

The atmospheric disruption was ten times more intense than the effects recorded after test launches of SpaceX's Starship, despite that vehicle possessing twice the liftoff thrust. As the rocket soared upward, its supersonic flight and subsequent stage burns created shock waves that altered free electron concentrations in the electrically charged atmospheric layer.

These shifting electron densities delayed or accelerated GPS signals traveling from orbit to the ground. According to study co-author Charles Lin, the resulting disruptions caused positioning errors of several meters. That scale of inaccuracy is enough to inadvertently redirect an autonomous car or throw precision drone navigation off course.

Most striking was the impact of the mission's upper-stage burns executed more than an hour after liftoff.

Those maneuvers, performed directly inside the ionosphere to propel the Orion capsule toward the moon, generated atmospheric holes far more prominent than the initial core stage departure.

Our read is that this shifts the conversation about heavy-lift rocketry from local environmental noise to a systemic atmospheric footprint.

As interplanetary departures become routine, these high-altitude shock waves will no longer be rare anomalies but a recurring feature of human spaceflight.