Artemis II crew flew fast, earned new patch: Astronauts' Mach 39 emblem

The Artemis II crew has received a commemorative 'Mach 39' patch to mark the high speeds reached during their return to Earth. The crew reached speeds of approximately 24,664 mph, making them some of the fastest humans in history.
Why it matters
This highlights the technical achievements of the Artemis program and the historical context of human spaceflight records.
Badge of honor Artemis II crew flew fast, earned new patch: Astronauts Mach 39 emblem It is actually challenging how you measure [Mach] from space.
The article is a straightforward report on space exploration milestones.
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