Monday, July 13, 2026

Rebooting a Spacecraft, 140 Million Kilometres From Home.

The Hera control team at ESA's European Space Operations Centre, sending commands to a spacecraft 140 million kilometres away, with an eight minute wait before any reply (Credit ESA/NASA)

Engineers have just upgraded the software running a spacecraft 140 million kilometres away, then held their breath through two full reboots with an eight minute delay on every command. The prize for getting it right is a close up look at an asteroid humanity has already changed forever, and the answer to a question nobody has been able to answer since 2022, what did we actually do to it?



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