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Space
Space
Science
Elizabeth Howell

NASA satellites ace world's 1st 'lost-in-space' GPS-free navigation experiment

NASA GPS Falcon DoD Earth LEO SpaceX Starling
The Starling swarm’s extended mission tested GPS-independent navigation, using onboard star tracking for self-orbit determination and space object catalog updates.

No GPS available in space? A satellite experiment may have a solution for that.

NASA's Starling mission — made up of a swarm of four cubesats in low Earth orbit (LEO) — is testing out navigation by using other satellites as moving landmarks. The hope is that this tech will allow future missions to navigate if GPS is not available.

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