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Bloomberg • Summer Maxwell

ULA Vulcan fails to reach orbit, losing 40 Amazon Leo satellites

United Launch Alliance’s Vulcan rocket failed during its Nov. 15 climb to space, destroying its payload of 40 Amazon Leo communications satellites. The loss marks Vulcan’s first total mission failure and disrupts launch plans for both ULA and Amazon, adding a setback for the launch provider.

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Universe Today • Andy Tomaswick

Navigating Lunar Orbit Using Nothing But Shadows And A Power Meter

By Universe Today: Humanity is quickly starting to saturate our ability to track all of the satellites we have in deep space. NASA’s Deep Space Network (DSN) has been the workhorse for tracking such things for decades, but is quickly being overwhelmed by the number of requests it receives.

2026-11-15T05:35:14.778211-08:00